Home / 5,104.38-7,644.42-3,545.94

Finding the Fourth Proportional to 5,104.38, 7,644.42 and 3,545.94

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Solution

The fourth proportional to 5,104.38, 7,644.42 and 3,545.94 is: 5,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.38 : 7,644.42 = 3,545.94 : x
  2. Step 2: Convert to fraction form
    5,104.38/7,644.42 = 3,545.94/x
  3. Step 3: Cross multiply
    5,104.38x = 7,644.42 × 3,545.94
  4. Step 4: Simplify right side
    5,104.38x = 27,106,654.65
  5. Step 5: Solve for x
    x = 27,106,654.65/5,104.38
  6. Step 6: Final answer
    x = 5,310.47

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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.