Home / 10,167.32-15,249.44-2,772.38

Finding the Fourth Proportional to 10,167.32, 15,249.44 and 2,772.38

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Solution

The fourth proportional to 10,167.32, 15,249.44 and 2,772.38 is: 4,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.32 : 15,249.44 = 2,772.38 : x
  2. Step 2: Convert to fraction form
    10,167.32/15,249.44 = 2,772.38/x
  3. Step 3: Cross multiply
    10,167.32x = 15,249.44 × 2,772.38
  4. Step 4: Simplify right side
    10,167.32x = 42,277,242.47
  5. Step 5: Solve for x
    x = 42,277,242.47/10,167.32
  6. Step 6: Final answer
    x = 4,158.15

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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.