Home / 5,283.50-7,925.05-2,162.61

Finding the Fourth Proportional to 5,283.50, 7,925.05 and 2,162.61

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Solution

The fourth proportional to 5,283.50, 7,925.05 and 2,162.61 is: 3,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.50 : 7,925.05 = 2,162.61 : x
  2. Step 2: Convert to fraction form
    5,283.50/7,925.05 = 2,162.61/x
  3. Step 3: Cross multiply
    5,283.50x = 7,925.05 × 2,162.61
  4. Step 4: Simplify right side
    5,283.50x = 17,138,786.97
  5. Step 5: Solve for x
    x = 17,138,786.97/5,283.50
  6. Step 6: Final answer
    x = 3,243.83

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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.