Home / 3,449.01-4,759.68-1,956.90

Finding the Fourth Proportional to 3,449.01, 4,759.68 and 1,956.90

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Solution

The fourth proportional to 3,449.01, 4,759.68 and 1,956.90 is: 2,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.01 : 4,759.68 = 1,956.90 : x
  2. Step 2: Convert to fraction form
    3,449.01/4,759.68 = 1,956.90/x
  3. Step 3: Cross multiply
    3,449.01x = 4,759.68 × 1,956.90
  4. Step 4: Simplify right side
    3,449.01x = 9,314,217.79
  5. Step 5: Solve for x
    x = 9,314,217.79/3,449.01
  6. Step 6: Final answer
    x = 2,700.55

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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.