Home / 3,446.24-4,759.68-2,669.72

Finding the Fourth Proportional to 3,446.24, 4,759.68 and 2,669.72

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Solution

The fourth proportional to 3,446.24, 4,759.68 and 2,669.72 is: 3,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.24 : 4,759.68 = 2,669.72 : x
  2. Step 2: Convert to fraction form
    3,446.24/4,759.68 = 2,669.72/x
  3. Step 3: Cross multiply
    3,446.24x = 4,759.68 × 2,669.72
  4. Step 4: Simplify right side
    3,446.24x = 12,707,012.89
  5. Step 5: Solve for x
    x = 12,707,012.89/3,446.24
  6. Step 6: Final answer
    x = 3,687.21

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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.