Home / 4,691.72-7,035.46-2,225.88

Finding the Fourth Proportional to 4,691.72, 7,035.46 and 2,225.88

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Solution

The fourth proportional to 4,691.72, 7,035.46 and 2,225.88 is: 3,337.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.72 : 7,035.46 = 2,225.88 : x
  2. Step 2: Convert to fraction form
    4,691.72/7,035.46 = 2,225.88/x
  3. Step 3: Cross multiply
    4,691.72x = 7,035.46 × 2,225.88
  4. Step 4: Simplify right side
    4,691.72x = 15,660,084.14
  5. Step 5: Solve for x
    x = 15,660,084.14/4,691.72
  6. Step 6: Final answer
    x = 3,337.81

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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.