Home / 10,167.60-15,251.95-3,152.46

Finding the Fourth Proportional to 10,167.60, 15,251.95 and 3,152.46

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Solution

The fourth proportional to 10,167.60, 15,251.95 and 3,152.46 is: 4,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.60 : 15,251.95 = 3,152.46 : x
  2. Step 2: Convert to fraction form
    10,167.60/15,251.95 = 3,152.46/x
  3. Step 3: Cross multiply
    10,167.60x = 15,251.95 × 3,152.46
  4. Step 4: Simplify right side
    10,167.60x = 48,081,146.53
  5. Step 5: Solve for x
    x = 48,081,146.53/10,167.60
  6. Step 6: Final answer
    x = 4,728.86

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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.