Home / 2,292.97-3,158.63-1,955.77

Finding the Fourth Proportional to 2,292.97, 3,158.63 and 1,955.77

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Solution

The fourth proportional to 2,292.97, 3,158.63 and 1,955.77 is: 2,694.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.97 : 3,158.63 = 1,955.77 : x
  2. Step 2: Convert to fraction form
    2,292.97/3,158.63 = 1,955.77/x
  3. Step 3: Cross multiply
    2,292.97x = 3,158.63 × 1,955.77
  4. Step 4: Simplify right side
    2,292.97x = 6,177,553.80
  5. Step 5: Solve for x
    x = 6,177,553.80/2,292.97
  6. Step 6: Final answer
    x = 2,694.13

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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.