Home / 10,278.97-15,418.42-4,034.61

Finding the Fourth Proportional to 10,278.97, 15,418.42 and 4,034.61

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Solution

The fourth proportional to 10,278.97, 15,418.42 and 4,034.61 is: 6,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.97 : 15,418.42 = 4,034.61 : x
  2. Step 2: Convert to fraction form
    10,278.97/15,418.42 = 4,034.61/x
  3. Step 3: Cross multiply
    10,278.97x = 15,418.42 × 4,034.61
  4. Step 4: Simplify right side
    10,278.97x = 62,207,316.56
  5. Step 5: Solve for x
    x = 62,207,316.56/10,278.97
  6. Step 6: Final answer
    x = 6,051.90

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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.