Home / 10,382.01-15,561.40-5,452.17

Finding the Fourth Proportional to 10,382.01, 15,561.40 and 5,452.17

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Solution

The fourth proportional to 10,382.01, 15,561.40 and 5,452.17 is: 8,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.01 : 15,561.40 = 5,452.17 : x
  2. Step 2: Convert to fraction form
    10,382.01/15,561.40 = 5,452.17/x
  3. Step 3: Cross multiply
    10,382.01x = 15,561.40 × 5,452.17
  4. Step 4: Simplify right side
    10,382.01x = 84,843,398.24
  5. Step 5: Solve for x
    x = 84,843,398.24/10,382.01
  6. Step 6: Final answer
    x = 8,172.16

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