Home / 3,306.28-4,959.42-1,481

Finding the Fourth Proportional to 3,306.28, 4,959.42 and 1,481

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Solution

The fourth proportional to 3,306.28, 4,959.42 and 1,481 is: 2,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.28 : 4,959.42 = 1,481 : x
  2. Step 2: Convert to fraction form
    3,306.28/4,959.42 = 1,481/x
  3. Step 3: Cross multiply
    3,306.28x = 4,959.42 × 1,481
  4. Step 4: Simplify right side
    3,306.28x = 7,344,901.02
  5. Step 5: Solve for x
    x = 7,344,901.02/3,306.28
  6. Step 6: Final answer
    x = 2,221.50

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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.