Home / 4,017.72-5,545.08-2,339.14

Finding the Fourth Proportional to 4,017.72, 5,545.08 and 2,339.14

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Solution

The fourth proportional to 4,017.72, 5,545.08 and 2,339.14 is: 3,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.72 : 5,545.08 = 2,339.14 : x
  2. Step 2: Convert to fraction form
    4,017.72/5,545.08 = 2,339.14/x
  3. Step 3: Cross multiply
    4,017.72x = 5,545.08 × 2,339.14
  4. Step 4: Simplify right side
    4,017.72x = 12,970,718.43
  5. Step 5: Solve for x
    x = 12,970,718.43/4,017.72
  6. Step 6: Final answer
    x = 3,228.38

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Find fourth proportional to 2,008.86, 2,772.54 and 1,169.57
Half scale
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Double scale
Find fourth proportional to 4,018.72, 5,546.46 and 2,340.14
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.