Home / 3,854.08-5,780.13-1,514.17

Finding the Fourth Proportional to 3,854.08, 5,780.13 and 1,514.17

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Solution

The fourth proportional to 3,854.08, 5,780.13 and 1,514.17 is: 2,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.08 : 5,780.13 = 1,514.17 : x
  2. Step 2: Convert to fraction form
    3,854.08/5,780.13 = 1,514.17/x
  3. Step 3: Cross multiply
    3,854.08x = 5,780.13 × 1,514.17
  4. Step 4: Simplify right side
    3,854.08x = 8,752,099.44
  5. Step 5: Solve for x
    x = 8,752,099.44/3,854.08
  6. Step 6: Final answer
    x = 2,270.87

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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.