Home / 3,182.34-4,391.66-1,766.05

Finding the Fourth Proportional to 3,182.34, 4,391.66 and 1,766.05

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Solution

The fourth proportional to 3,182.34, 4,391.66 and 1,766.05 is: 2,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.34 : 4,391.66 = 1,766.05 : x
  2. Step 2: Convert to fraction form
    3,182.34/4,391.66 = 1,766.05/x
  3. Step 3: Cross multiply
    3,182.34x = 4,391.66 × 1,766.05
  4. Step 4: Simplify right side
    3,182.34x = 7,755,891.14
  5. Step 5: Solve for x
    x = 7,755,891.14/3,182.34
  6. Step 6: Final answer
    x = 2,437.17

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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.