Home / 3,182.25-4,391.49-1,765.95

Finding the Fourth Proportional to 3,182.25, 4,391.49 and 1,765.95

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Solution

The fourth proportional to 3,182.25, 4,391.49 and 1,765.95 is: 2,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.25 : 4,391.49 = 1,765.95 : x
  2. Step 2: Convert to fraction form
    3,182.25/4,391.49 = 1,765.95/x
  3. Step 3: Cross multiply
    3,182.25x = 4,391.49 × 1,765.95
  4. Step 4: Simplify right side
    3,182.25x = 7,755,151.77
  5. Step 5: Solve for x
    x = 7,755,151.77/3,182.25
  6. Step 6: Final answer
    x = 2,437.00

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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.