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Finding the Fourth Proportional to 6,951.52, 10,349.24 and 6,916.96

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Solution

The fourth proportional to 6,951.52, 10,349.24 and 6,916.96 is: 10,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.52 : 10,349.24 = 6,916.96 : x
  2. Step 2: Convert to fraction form
    6,951.52/10,349.24 = 6,916.96/x
  3. Step 3: Cross multiply
    6,951.52x = 10,349.24 × 6,916.96
  4. Step 4: Simplify right side
    6,951.52x = 71,585,279.11
  5. Step 5: Solve for x
    x = 71,585,279.11/6,951.52
  6. Step 6: Final answer
    x = 10,297.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.