Home / 10,252.28-14,148.36-5,715.24

Finding the Fourth Proportional to 10,252.28, 14,148.36 and 5,715.24

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Solution

The fourth proportional to 10,252.28, 14,148.36 and 5,715.24 is: 7,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.28 : 14,148.36 = 5,715.24 : x
  2. Step 2: Convert to fraction form
    10,252.28/14,148.36 = 5,715.24/x
  3. Step 3: Cross multiply
    10,252.28x = 14,148.36 × 5,715.24
  4. Step 4: Simplify right side
    10,252.28x = 80,861,273.01
  5. Step 5: Solve for x
    x = 80,861,273.01/10,252.28
  6. Step 6: Final answer
    x = 7,887.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.