Home / 10,002.28-15,003.42-6,542.44

Finding the Fourth Proportional to 10,002.28, 15,003.42 and 6,542.44

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Solution

The fourth proportional to 10,002.28, 15,003.42 and 6,542.44 is: 9,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.28 : 15,003.42 = 6,542.44 : x
  2. Step 2: Convert to fraction form
    10,002.28/15,003.42 = 6,542.44/x
  3. Step 3: Cross multiply
    10,002.28x = 15,003.42 × 6,542.44
  4. Step 4: Simplify right side
    10,002.28x = 98,158,975.14
  5. Step 5: Solve for x
    x = 98,158,975.14/10,002.28
  6. Step 6: Final answer
    x = 9,813.66

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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.