Home / 4,425.30-6,105.68-2,746.78

Finding the Fourth Proportional to 4,425.30, 6,105.68 and 2,746.78

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Solution

The fourth proportional to 4,425.30, 6,105.68 and 2,746.78 is: 3,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.30 : 6,105.68 = 2,746.78 : x
  2. Step 2: Convert to fraction form
    4,425.30/6,105.68 = 2,746.78/x
  3. Step 3: Cross multiply
    4,425.30x = 6,105.68 × 2,746.78
  4. Step 4: Simplify right side
    4,425.30x = 16,770,941.01
  5. Step 5: Solve for x
    x = 16,770,941.01/4,425.30
  6. Step 6: Final answer
    x = 3,789.79

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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.