Home / 10,488.54-15,732.82-2,697.36

Finding the Fourth Proportional to 10,488.54, 15,732.82 and 2,697.36

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Solution

The fourth proportional to 10,488.54, 15,732.82 and 2,697.36 is: 4,046.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.54 : 15,732.82 = 2,697.36 : x
  2. Step 2: Convert to fraction form
    10,488.54/15,732.82 = 2,697.36/x
  3. Step 3: Cross multiply
    10,488.54x = 15,732.82 × 2,697.36
  4. Step 4: Simplify right side
    10,488.54x = 42,437,079.36
  5. Step 5: Solve for x
    x = 42,437,079.36/10,488.54
  6. Step 6: Final answer
    x = 4,046.04

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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.