Home / 6,545.52-9,032.85-3,894.12

Finding the Fourth Proportional to 6,545.52, 9,032.85 and 3,894.12

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Solution

The fourth proportional to 6,545.52, 9,032.85 and 3,894.12 is: 5,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.52 : 9,032.85 = 3,894.12 : x
  2. Step 2: Convert to fraction form
    6,545.52/9,032.85 = 3,894.12/x
  3. Step 3: Cross multiply
    6,545.52x = 9,032.85 × 3,894.12
  4. Step 4: Simplify right side
    6,545.52x = 35,175,001.84
  5. Step 5: Solve for x
    x = 35,175,001.84/6,545.52
  6. Step 6: Final answer
    x = 5,373.90

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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.