Home / 10,727.28-16,090.20-4,882.32

Finding the Fourth Proportional to 10,727.28, 16,090.20 and 4,882.32

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Solution

The fourth proportional to 10,727.28, 16,090.20 and 4,882.32 is: 7,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.28 : 16,090.20 = 4,882.32 : x
  2. Step 2: Convert to fraction form
    10,727.28/16,090.20 = 4,882.32/x
  3. Step 3: Cross multiply
    10,727.28x = 16,090.20 × 4,882.32
  4. Step 4: Simplify right side
    10,727.28x = 78,557,505.26
  5. Step 5: Solve for x
    x = 78,557,505.26/10,727.28
  6. Step 6: Final answer
    x = 7,323.15

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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.