Home / 8,261.56-12,366.42-4,354.12

Finding the Fourth Proportional to 8,261.56, 12,366.42 and 4,354.12

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Solution

The fourth proportional to 8,261.56, 12,366.42 and 4,354.12 is: 6,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261.56 : 12,366.42 = 4,354.12 : x
  2. Step 2: Convert to fraction form
    8,261.56/12,366.42 = 4,354.12/x
  3. Step 3: Cross multiply
    8,261.56x = 12,366.42 × 4,354.12
  4. Step 4: Simplify right side
    8,261.56x = 53,844,876.65
  5. Step 5: Solve for x
    x = 53,844,876.65/8,261.56
  6. Step 6: Final answer
    x = 6,517.52

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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.