Home / 5,227.74-7,841.21-1,332.05

Finding the Fourth Proportional to 5,227.74, 7,841.21 and 1,332.05

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Solution

The fourth proportional to 5,227.74, 7,841.21 and 1,332.05 is: 1,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.74 : 7,841.21 = 1,332.05 : x
  2. Step 2: Convert to fraction form
    5,227.74/7,841.21 = 1,332.05/x
  3. Step 3: Cross multiply
    5,227.74x = 7,841.21 × 1,332.05
  4. Step 4: Simplify right side
    5,227.74x = 10,444,837.91
  5. Step 5: Solve for x
    x = 10,444,837.91/5,227.74
  6. Step 6: Final answer
    x = 1,997.96

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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.