Home / 7,437.29-11,155.59-3,276.18

Finding the Fourth Proportional to 7,437.29, 11,155.59 and 3,276.18

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Solution

The fourth proportional to 7,437.29, 11,155.59 and 3,276.18 is: 4,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.29 : 11,155.59 = 3,276.18 : x
  2. Step 2: Convert to fraction form
    7,437.29/11,155.59 = 3,276.18/x
  3. Step 3: Cross multiply
    7,437.29x = 11,155.59 × 3,276.18
  4. Step 4: Simplify right side
    7,437.29x = 36,547,720.85
  5. Step 5: Solve for x
    x = 36,547,720.85/7,437.29
  6. Step 6: Final answer
    x = 4,914.12

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.