Home / 7,517.44-11,276.30-4,419.19

Finding the Fourth Proportional to 7,517.44, 11,276.30 and 4,419.19

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Solution

The fourth proportional to 7,517.44, 11,276.30 and 4,419.19 is: 6,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.44 : 11,276.30 = 4,419.19 : x
  2. Step 2: Convert to fraction form
    7,517.44/11,276.30 = 4,419.19/x
  3. Step 3: Cross multiply
    7,517.44x = 11,276.30 × 4,419.19
  4. Step 4: Simplify right side
    7,517.44x = 49,832,112.20
  5. Step 5: Solve for x
    x = 49,832,112.20/7,517.44
  6. Step 6: Final answer
    x = 6,628.87

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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.