Home / 5,227.75-7,841.57-1,332.11

Finding the Fourth Proportional to 5,227.75, 7,841.57 and 1,332.11

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Solution

The fourth proportional to 5,227.75, 7,841.57 and 1,332.11 is: 1,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.75 : 7,841.57 = 1,332.11 : x
  2. Step 2: Convert to fraction form
    5,227.75/7,841.57 = 1,332.11/x
  3. Step 3: Cross multiply
    5,227.75x = 7,841.57 × 1,332.11
  4. Step 4: Simplify right side
    5,227.75x = 10,445,827.15
  5. Step 5: Solve for x
    x = 10,445,827.15/5,227.75
  6. Step 6: Final answer
    x = 1,998.15

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1.5x scale

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.