Home / 6,481.12-9,723.72-2,321.04

Finding the Fourth Proportional to 6,481.12, 9,723.72 and 2,321.04

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Solution

The fourth proportional to 6,481.12, 9,723.72 and 2,321.04 is: 3,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.12 : 9,723.72 = 2,321.04 : x
  2. Step 2: Convert to fraction form
    6,481.12/9,723.72 = 2,321.04/x
  3. Step 3: Cross multiply
    6,481.12x = 9,723.72 × 2,321.04
  4. Step 4: Simplify right side
    6,481.12x = 22,569,143.07
  5. Step 5: Solve for x
    x = 22,569,143.07/6,481.12
  6. Step 6: Final answer
    x = 3,482.29

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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.