Home / 5,381.17-7,425.20-3,022.86

Finding the Fourth Proportional to 5,381.17, 7,425.20 and 3,022.86

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Solution

The fourth proportional to 5,381.17, 7,425.20 and 3,022.86 is: 4,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.17 : 7,425.20 = 3,022.86 : x
  2. Step 2: Convert to fraction form
    5,381.17/7,425.20 = 3,022.86/x
  3. Step 3: Cross multiply
    5,381.17x = 7,425.20 × 3,022.86
  4. Step 4: Simplify right side
    5,381.17x = 22,445,306.39
  5. Step 5: Solve for x
    x = 22,445,306.39/5,381.17
  6. Step 6: Final answer
    x = 4,171.08

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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.