Home / 6,915.38-10,374.67-2,532.90

Finding the Fourth Proportional to 6,915.38, 10,374.67 and 2,532.90

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Solution

The fourth proportional to 6,915.38, 10,374.67 and 2,532.90 is: 3,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.38 : 10,374.67 = 2,532.90 : x
  2. Step 2: Convert to fraction form
    6,915.38/10,374.67 = 2,532.90/x
  3. Step 3: Cross multiply
    6,915.38x = 10,374.67 × 2,532.90
  4. Step 4: Simplify right side
    6,915.38x = 26,278,001.64
  5. Step 5: Solve for x
    x = 26,278,001.64/6,915.38
  6. Step 6: Final answer
    x = 3,799.94

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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.