Home / 10,180.45-15,272.49-5,248.76

Finding the Fourth Proportional to 10,180.45, 15,272.49 and 5,248.76

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Solution

The fourth proportional to 10,180.45, 15,272.49 and 5,248.76 is: 7,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.45 : 15,272.49 = 5,248.76 : x
  2. Step 2: Convert to fraction form
    10,180.45/15,272.49 = 5,248.76/x
  3. Step 3: Cross multiply
    10,180.45x = 15,272.49 × 5,248.76
  4. Step 4: Simplify right side
    10,180.45x = 80,161,634.61
  5. Step 5: Solve for x
    x = 80,161,634.61/10,180.45
  6. Step 6: Final answer
    x = 7,874.08

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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.