Home / 7,519.32-11,278.88-3,076.04

Finding the Fourth Proportional to 7,519.32, 11,278.88 and 3,076.04

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Solution

The fourth proportional to 7,519.32, 11,278.88 and 3,076.04 is: 4,614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.32 : 11,278.88 = 3,076.04 : x
  2. Step 2: Convert to fraction form
    7,519.32/11,278.88 = 3,076.04/x
  3. Step 3: Cross multiply
    7,519.32x = 11,278.88 × 3,076.04
  4. Step 4: Simplify right side
    7,519.32x = 34,694,286.04
  5. Step 5: Solve for x
    x = 34,694,286.04/7,519.32
  6. Step 6: Final answer
    x = 4,614.02

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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.