Home / 3,382.95-4,668.35-1,966.56

Finding the Fourth Proportional to 3,382.95, 4,668.35 and 1,966.56

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Solution

The fourth proportional to 3,382.95, 4,668.35 and 1,966.56 is: 2,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.95 : 4,668.35 = 1,966.56 : x
  2. Step 2: Convert to fraction form
    3,382.95/4,668.35 = 1,966.56/x
  3. Step 3: Cross multiply
    3,382.95x = 4,668.35 × 1,966.56
  4. Step 4: Simplify right side
    3,382.95x = 9,180,590.38
  5. Step 5: Solve for x
    x = 9,180,590.38/3,382.95
  6. Step 6: Final answer
    x = 2,713.78

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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.