Home / 5,227.62-7,839.13-2,455.08

Finding the Fourth Proportional to 5,227.62, 7,839.13 and 2,455.08

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Solution

The fourth proportional to 5,227.62, 7,839.13 and 2,455.08 is: 3,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.62 : 7,839.13 = 2,455.08 : x
  2. Step 2: Convert to fraction form
    5,227.62/7,839.13 = 2,455.08/x
  3. Step 3: Cross multiply
    5,227.62x = 7,839.13 × 2,455.08
  4. Step 4: Simplify right side
    5,227.62x = 19,245,691.28
  5. Step 5: Solve for x
    x = 19,245,691.28/5,227.62
  6. Step 6: Final answer
    x = 3,681.54

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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.