Home / 5,876.03-8,107.30-3,781.37

Finding the Fourth Proportional to 5,876.03, 8,107.30 and 3,781.37

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Solution

The fourth proportional to 5,876.03, 8,107.30 and 3,781.37 is: 5,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.03 : 8,107.30 = 3,781.37 : x
  2. Step 2: Convert to fraction form
    5,876.03/8,107.30 = 3,781.37/x
  3. Step 3: Cross multiply
    5,876.03x = 8,107.30 × 3,781.37
  4. Step 4: Simplify right side
    5,876.03x = 30,656,651.01
  5. Step 5: Solve for x
    x = 30,656,651.01/5,876.03
  6. Step 6: Final answer
    x = 5,217.24

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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.