Home / 5,049.97-6,972.38-3,162.31

Finding the Fourth Proportional to 5,049.97, 6,972.38 and 3,162.31

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Solution

The fourth proportional to 5,049.97, 6,972.38 and 3,162.31 is: 4,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.97 : 6,972.38 = 3,162.31 : x
  2. Step 2: Convert to fraction form
    5,049.97/6,972.38 = 3,162.31/x
  3. Step 3: Cross multiply
    5,049.97x = 6,972.38 × 3,162.31
  4. Step 4: Simplify right side
    5,049.97x = 22,048,827.00
  5. Step 5: Solve for x
    x = 22,048,827.00/5,049.97
  6. Step 6: Final answer
    x = 4,366.13

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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.