Home / 4,305.60-5,937.19-3,188.70

Finding the Fourth Proportional to 4,305.60, 5,937.19 and 3,188.70

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Solution

The fourth proportional to 4,305.60, 5,937.19 and 3,188.70 is: 4,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.60 : 5,937.19 = 3,188.70 : x
  2. Step 2: Convert to fraction form
    4,305.60/5,937.19 = 3,188.70/x
  3. Step 3: Cross multiply
    4,305.60x = 5,937.19 × 3,188.70
  4. Step 4: Simplify right side
    4,305.60x = 18,931,909.78
  5. Step 5: Solve for x
    x = 18,931,909.78/4,305.60
  6. Step 6: Final answer
    x = 4,397.04

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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.