Home / 7,380.32-11,071.49-2,449.85

Finding the Fourth Proportional to 7,380.32, 11,071.49 and 2,449.85

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Solution

The fourth proportional to 7,380.32, 11,071.49 and 2,449.85 is: 3,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.32 : 11,071.49 = 2,449.85 : x
  2. Step 2: Convert to fraction form
    7,380.32/11,071.49 = 2,449.85/x
  3. Step 3: Cross multiply
    7,380.32x = 11,071.49 × 2,449.85
  4. Step 4: Simplify right side
    7,380.32x = 27,123,422.17
  5. Step 5: Solve for x
    x = 27,123,422.17/7,380.32
  6. Step 6: Final answer
    x = 3,675.10

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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.