Home / 10,180.62-15,276.65-5,500.54

Finding the Fourth Proportional to 10,180.62, 15,276.65 and 5,500.54

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Solution

The fourth proportional to 10,180.62, 15,276.65 and 5,500.54 is: 8,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.62 : 15,276.65 = 5,500.54 : x
  2. Step 2: Convert to fraction form
    10,180.62/15,276.65 = 5,500.54/x
  3. Step 3: Cross multiply
    10,180.62x = 15,276.65 × 5,500.54
  4. Step 4: Simplify right side
    10,180.62x = 84,029,824.39
  5. Step 5: Solve for x
    x = 84,029,824.39/10,180.62
  6. Step 6: Final answer
    x = 8,253.90

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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.