Home / 5,237.61-7,226.58-3,113.02

Finding the Fourth Proportional to 5,237.61, 7,226.58 and 3,113.02

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Solution

The fourth proportional to 5,237.61, 7,226.58 and 3,113.02 is: 4,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.61 : 7,226.58 = 3,113.02 : x
  2. Step 2: Convert to fraction form
    5,237.61/7,226.58 = 3,113.02/x
  3. Step 3: Cross multiply
    5,237.61x = 7,226.58 × 3,113.02
  4. Step 4: Simplify right side
    5,237.61x = 22,496,488.07
  5. Step 5: Solve for x
    x = 22,496,488.07/5,237.61
  6. Step 6: Final answer
    x = 4,295.18

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Half scale
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Double scale
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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.