Home / 11,098.29-15,316.10-6,382.57

Finding the Fourth Proportional to 11,098.29, 15,316.10 and 6,382.57

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Solution

The fourth proportional to 11,098.29, 15,316.10 and 6,382.57 is: 8,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.29 : 15,316.10 = 6,382.57 : x
  2. Step 2: Convert to fraction form
    11,098.29/15,316.10 = 6,382.57/x
  3. Step 3: Cross multiply
    11,098.29x = 15,316.10 × 6,382.57
  4. Step 4: Simplify right side
    11,098.29x = 97,756,010.17
  5. Step 5: Solve for x
    x = 97,756,010.17/11,098.29
  6. Step 6: Final answer
    x = 8,808.20

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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.