Home / 3,781.08-5,667.98-2,545.73

Finding the Fourth Proportional to 3,781.08, 5,667.98 and 2,545.73

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Solution

The fourth proportional to 3,781.08, 5,667.98 and 2,545.73 is: 3,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.08 : 5,667.98 = 2,545.73 : x
  2. Step 2: Convert to fraction form
    3,781.08/5,667.98 = 2,545.73/x
  3. Step 3: Cross multiply
    3,781.08x = 5,667.98 × 2,545.73
  4. Step 4: Simplify right side
    3,781.08x = 14,429,126.91
  5. Step 5: Solve for x
    x = 14,429,126.91/3,781.08
  6. Step 6: Final answer
    x = 3,816.14

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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.