Home / 6,887.91-10,337.85-3,770.76

Finding the Fourth Proportional to 6,887.91, 10,337.85 and 3,770.76

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Solution

The fourth proportional to 6,887.91, 10,337.85 and 3,770.76 is: 5,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.91 : 10,337.85 = 3,770.76 : x
  2. Step 2: Convert to fraction form
    6,887.91/10,337.85 = 3,770.76/x
  3. Step 3: Cross multiply
    6,887.91x = 10,337.85 × 3,770.76
  4. Step 4: Simplify right side
    6,887.91x = 38,981,551.27
  5. Step 5: Solve for x
    x = 38,981,551.27/6,887.91
  6. Step 6: Final answer
    x = 5,659.42

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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.