Home / 4,724.10-7,081.11-2,255.52

Finding the Fourth Proportional to 4,724.10, 7,081.11 and 2,255.52

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Solution

The fourth proportional to 4,724.10, 7,081.11 and 2,255.52 is: 3,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.10 : 7,081.11 = 2,255.52 : x
  2. Step 2: Convert to fraction form
    4,724.10/7,081.11 = 2,255.52/x
  3. Step 3: Cross multiply
    4,724.10x = 7,081.11 × 2,255.52
  4. Step 4: Simplify right side
    4,724.10x = 15,971,585.23
  5. Step 5: Solve for x
    x = 15,971,585.23/4,724.10
  6. Step 6: Final answer
    x = 3,380.87

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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.