Home / 10,162.05-15,242.46-3,236.55

Finding the Fourth Proportional to 10,162.05, 15,242.46 and 3,236.55

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Solution

The fourth proportional to 10,162.05, 15,242.46 and 3,236.55 is: 4,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.05 : 15,242.46 = 3,236.55 : x
  2. Step 2: Convert to fraction form
    10,162.05/15,242.46 = 3,236.55/x
  3. Step 3: Cross multiply
    10,162.05x = 15,242.46 × 3,236.55
  4. Step 4: Simplify right side
    10,162.05x = 49,332,983.91
  5. Step 5: Solve for x
    x = 49,332,983.91/10,162.05
  6. Step 6: Final answer
    x = 4,854.63

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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.