Home / 10,752.12-16,127.82-3,356.64

Finding the Fourth Proportional to 10,752.12, 16,127.82 and 3,356.64

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Solution

The fourth proportional to 10,752.12, 16,127.82 and 3,356.64 is: 5,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.12 : 16,127.82 = 3,356.64 : x
  2. Step 2: Convert to fraction form
    10,752.12/16,127.82 = 3,356.64/x
  3. Step 3: Cross multiply
    10,752.12x = 16,127.82 × 3,356.64
  4. Step 4: Simplify right side
    10,752.12x = 54,135,285.72
  5. Step 5: Solve for x
    x = 54,135,285.72/10,752.12
  6. Step 6: Final answer
    x = 5,034.85

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Why These Related Problems?

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