Home / 5,182.61-7,151.94-2,824.70

Finding the Fourth Proportional to 5,182.61, 7,151.94 and 2,824.70

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Solution

The fourth proportional to 5,182.61, 7,151.94 and 2,824.70 is: 3,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.61 : 7,151.94 = 2,824.70 : x
  2. Step 2: Convert to fraction form
    5,182.61/7,151.94 = 2,824.70/x
  3. Step 3: Cross multiply
    5,182.61x = 7,151.94 × 2,824.70
  4. Step 4: Simplify right side
    5,182.61x = 20,202,049.16
  5. Step 5: Solve for x
    x = 20,202,049.16/5,182.61
  6. Step 6: Final answer
    x = 3,898.05

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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.