Home / 1,304.75-1,952.46-1,217.85

Finding the Fourth Proportional to 1,304.75, 1,952.46 and 1,217.85

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Solution

The fourth proportional to 1,304.75, 1,952.46 and 1,217.85 is: 1,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.75 : 1,952.46 = 1,217.85 : x
  2. Step 2: Convert to fraction form
    1,304.75/1,952.46 = 1,217.85/x
  3. Step 3: Cross multiply
    1,304.75x = 1,952.46 × 1,217.85
  4. Step 4: Simplify right side
    1,304.75x = 2,377,803.41
  5. Step 5: Solve for x
    x = 2,377,803.41/1,304.75
  6. Step 6: Final answer
    x = 1,822.43

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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.