Home / 3,156.97-4,731.61-2,232.79

Finding the Fourth Proportional to 3,156.97, 4,731.61 and 2,232.79

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Solution

The fourth proportional to 3,156.97, 4,731.61 and 2,232.79 is: 3,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.97 : 4,731.61 = 2,232.79 : x
  2. Step 2: Convert to fraction form
    3,156.97/4,731.61 = 2,232.79/x
  3. Step 3: Cross multiply
    3,156.97x = 4,731.61 × 2,232.79
  4. Step 4: Simplify right side
    3,156.97x = 10,564,690.01
  5. Step 5: Solve for x
    x = 10,564,690.01/3,156.97
  6. Step 6: Final answer
    x = 3,346.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.