Home / 5,229.60-7,217.64-3,134.08

Finding the Fourth Proportional to 5,229.60, 7,217.64 and 3,134.08

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Solution

The fourth proportional to 5,229.60, 7,217.64 and 3,134.08 is: 4,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.60 : 7,217.64 = 3,134.08 : x
  2. Step 2: Convert to fraction form
    5,229.60/7,217.64 = 3,134.08/x
  3. Step 3: Cross multiply
    5,229.60x = 7,217.64 × 3,134.08
  4. Step 4: Simplify right side
    5,229.60x = 22,620,661.17
  5. Step 5: Solve for x
    x = 22,620,661.17/5,229.60
  6. Step 6: Final answer
    x = 4,325.51

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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.