Home / 5,182.07-7,151.42-2,824.29

Finding the Fourth Proportional to 5,182.07, 7,151.42 and 2,824.29

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Solution

The fourth proportional to 5,182.07, 7,151.42 and 2,824.29 is: 3,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.07 : 7,151.42 = 2,824.29 : x
  2. Step 2: Convert to fraction form
    5,182.07/7,151.42 = 2,824.29/x
  3. Step 3: Cross multiply
    5,182.07x = 7,151.42 × 2,824.29
  4. Step 4: Simplify right side
    5,182.07x = 20,197,691.05
  5. Step 5: Solve for x
    x = 20,197,691.05/5,182.07
  6. Step 6: Final answer
    x = 3,897.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.