Home / 6,454.22-9,680.10-2,505.48

Finding the Fourth Proportional to 6,454.22, 9,680.10 and 2,505.48

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Solution

The fourth proportional to 6,454.22, 9,680.10 and 2,505.48 is: 3,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.22 : 9,680.10 = 2,505.48 : x
  2. Step 2: Convert to fraction form
    6,454.22/9,680.10 = 2,505.48/x
  3. Step 3: Cross multiply
    6,454.22x = 9,680.10 × 2,505.48
  4. Step 4: Simplify right side
    6,454.22x = 24,253,296.95
  5. Step 5: Solve for x
    x = 24,253,296.95/6,454.22
  6. Step 6: Final answer
    x = 3,757.74

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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.