Home / 5,545.97-7,654.70-3,451.31

Finding the Fourth Proportional to 5,545.97, 7,654.70 and 3,451.31

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Solution

The fourth proportional to 5,545.97, 7,654.70 and 3,451.31 is: 4,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.97 : 7,654.70 = 3,451.31 : x
  2. Step 2: Convert to fraction form
    5,545.97/7,654.70 = 3,451.31/x
  3. Step 3: Cross multiply
    5,545.97x = 7,654.70 × 3,451.31
  4. Step 4: Simplify right side
    5,545.97x = 26,418,741.72
  5. Step 5: Solve for x
    x = 26,418,741.72/5,545.97
  6. Step 6: Final answer
    x = 4,763.59

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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.