Home / 3,397.97-4,691.99-2,141.06

Finding the Fourth Proportional to 3,397.97, 4,691.99 and 2,141.06

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Solution

The fourth proportional to 3,397.97, 4,691.99 and 2,141.06 is: 2,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.97 : 4,691.99 = 2,141.06 : x
  2. Step 2: Convert to fraction form
    3,397.97/4,691.99 = 2,141.06/x
  3. Step 3: Cross multiply
    3,397.97x = 4,691.99 × 2,141.06
  4. Step 4: Simplify right side
    3,397.97x = 10,045,814.00
  5. Step 5: Solve for x
    x = 10,045,814.00/3,397.97
  6. Step 6: Final answer
    x = 2,956.41

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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.