Home / 2,956.59-4,080.11-1,630.27

Finding the Fourth Proportional to 2,956.59, 4,080.11 and 1,630.27

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Solution

The fourth proportional to 2,956.59, 4,080.11 and 1,630.27 is: 2,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.59 : 4,080.11 = 1,630.27 : x
  2. Step 2: Convert to fraction form
    2,956.59/4,080.11 = 1,630.27/x
  3. Step 3: Cross multiply
    2,956.59x = 4,080.11 × 1,630.27
  4. Step 4: Simplify right side
    2,956.59x = 6,651,680.93
  5. Step 5: Solve for x
    x = 6,651,680.93/2,956.59
  6. Step 6: Final answer
    x = 2,249.78

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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.