Home / 6,229.60-9,344.40-4,261.30

Finding the Fourth Proportional to 6,229.60, 9,344.40 and 4,261.30

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Solution

The fourth proportional to 6,229.60, 9,344.40 and 4,261.30 is: 6,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.60 : 9,344.40 = 4,261.30 : x
  2. Step 2: Convert to fraction form
    6,229.60/9,344.40 = 4,261.30/x
  3. Step 3: Cross multiply
    6,229.60x = 9,344.40 × 4,261.30
  4. Step 4: Simplify right side
    6,229.60x = 39,819,291.72
  5. Step 5: Solve for x
    x = 39,819,291.72/6,229.60
  6. Step 6: Final answer
    x = 6,391.95

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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.