Home / 3,250.42-4,869.22-2,151.46

Finding the Fourth Proportional to 3,250.42, 4,869.22 and 2,151.46

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Solution

The fourth proportional to 3,250.42, 4,869.22 and 2,151.46 is: 3,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.42 : 4,869.22 = 2,151.46 : x
  2. Step 2: Convert to fraction form
    3,250.42/4,869.22 = 2,151.46/x
  3. Step 3: Cross multiply
    3,250.42x = 4,869.22 × 2,151.46
  4. Step 4: Simplify right side
    3,250.42x = 10,475,932.06
  5. Step 5: Solve for x
    x = 10,475,932.06/3,250.42
  6. Step 6: Final answer
    x = 3,222.95

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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.