Home / 3,182.29-4,391.92-3,080.23

Finding the Fourth Proportional to 3,182.29, 4,391.92 and 3,080.23

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Solution

The fourth proportional to 3,182.29, 4,391.92 and 3,080.23 is: 4,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.29 : 4,391.92 = 3,080.23 : x
  2. Step 2: Convert to fraction form
    3,182.29/4,391.92 = 3,080.23/x
  3. Step 3: Cross multiply
    3,182.29x = 4,391.92 × 3,080.23
  4. Step 4: Simplify right side
    3,182.29x = 13,528,116.61
  5. Step 5: Solve for x
    x = 13,528,116.61/3,182.29
  6. Step 6: Final answer
    x = 4,251.07

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1.5x scale

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.