Home / 4,018.76-5,545.08-2,340.44

Finding the Fourth Proportional to 4,018.76, 5,545.08 and 2,340.44

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Solution

The fourth proportional to 4,018.76, 5,545.08 and 2,340.44 is: 3,229.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.76 : 5,545.08 = 2,340.44 : x
  2. Step 2: Convert to fraction form
    4,018.76/5,545.08 = 2,340.44/x
  3. Step 3: Cross multiply
    4,018.76x = 5,545.08 × 2,340.44
  4. Step 4: Simplify right side
    4,018.76x = 12,977,927.04
  5. Step 5: Solve for x
    x = 12,977,927.04/4,018.76
  6. Step 6: Final answer
    x = 3,229.34

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Half scale
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Double scale
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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.