Home / 3,292.73-4,545.20-1,965.95

Finding the Fourth Proportional to 3,292.73, 4,545.20 and 1,965.95

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Solution

The fourth proportional to 3,292.73, 4,545.20 and 1,965.95 is: 2,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.73 : 4,545.20 = 1,965.95 : x
  2. Step 2: Convert to fraction form
    3,292.73/4,545.20 = 1,965.95/x
  3. Step 3: Cross multiply
    3,292.73x = 4,545.20 × 1,965.95
  4. Step 4: Simplify right side
    3,292.73x = 8,935,618.13
  5. Step 5: Solve for x
    x = 8,935,618.13/3,292.73
  6. Step 6: Final answer
    x = 2,713.75

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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.