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Finding the Fourth Proportional to 6,545.80, 9,043.41 and 6,020.92

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Solution

The fourth proportional to 6,545.80, 9,043.41 and 6,020.92 is: 8,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.80 : 9,043.41 = 6,020.92 : x
  2. Step 2: Convert to fraction form
    6,545.80/9,043.41 = 6,020.92/x
  3. Step 3: Cross multiply
    6,545.80x = 9,043.41 × 6,020.92
  4. Step 4: Simplify right side
    6,545.80x = 54,449,648.14
  5. Step 5: Solve for x
    x = 54,449,648.14/6,545.80
  6. Step 6: Final answer
    x = 8,318.26

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Double scale
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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.