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Finding the Fourth Proportional to 6,537.26, 9,787.20 and 6,123.44

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Solution

The fourth proportional to 6,537.26, 9,787.20 and 6,123.44 is: 9,167.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.26 : 9,787.20 = 6,123.44 : x
  2. Step 2: Convert to fraction form
    6,537.26/9,787.20 = 6,123.44/x
  3. Step 3: Cross multiply
    6,537.26x = 9,787.20 × 6,123.44
  4. Step 4: Simplify right side
    6,537.26x = 59,931,331.97
  5. Step 5: Solve for x
    x = 59,931,331.97/6,537.26
  6. Step 6: Final answer
    x = 9,167.65

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1.5x scale

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.