Home / 3,869.20-5,799.05-1,526.86

Finding the Fourth Proportional to 3,869.20, 5,799.05 and 1,526.86

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Solution

The fourth proportional to 3,869.20, 5,799.05 and 1,526.86 is: 2,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.20 : 5,799.05 = 1,526.86 : x
  2. Step 2: Convert to fraction form
    3,869.20/5,799.05 = 1,526.86/x
  3. Step 3: Cross multiply
    3,869.20x = 5,799.05 × 1,526.86
  4. Step 4: Simplify right side
    3,869.20x = 8,854,337.48
  5. Step 5: Solve for x
    x = 8,854,337.48/3,869.20
  6. Step 6: Final answer
    x = 2,288.42

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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.