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Finding the Fourth Proportional to 7,062.38, 9,750.57 and 4,545.44

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Solution

The fourth proportional to 7,062.38, 9,750.57 and 4,545.44 is: 6,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.38 : 9,750.57 = 4,545.44 : x
  2. Step 2: Convert to fraction form
    7,062.38/9,750.57 = 4,545.44/x
  3. Step 3: Cross multiply
    7,062.38x = 9,750.57 × 4,545.44
  4. Step 4: Simplify right side
    7,062.38x = 44,320,630.90
  5. Step 5: Solve for x
    x = 44,320,630.90/7,062.38
  6. Step 6: Final answer
    x = 6,275.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.