Home / 5,876.01-8,107.29-3,781.35

Finding the Fourth Proportional to 5,876.01, 8,107.29 and 3,781.35

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Solution

The fourth proportional to 5,876.01, 8,107.29 and 3,781.35 is: 5,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.01 : 8,107.29 = 3,781.35 : x
  2. Step 2: Convert to fraction form
    5,876.01/8,107.29 = 3,781.35/x
  3. Step 3: Cross multiply
    5,876.01x = 8,107.29 × 3,781.35
  4. Step 4: Simplify right side
    5,876.01x = 30,656,501.04
  5. Step 5: Solve for x
    x = 30,656,501.04/5,876.01
  6. Step 6: Final answer
    x = 5,217.23

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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.