Home / 4,162.52-5,742.90-2,746.91

Finding the Fourth Proportional to 4,162.52, 5,742.90 and 2,746.91

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Solution

The fourth proportional to 4,162.52, 5,742.90 and 2,746.91 is: 3,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.52 : 5,742.90 = 2,746.91 : x
  2. Step 2: Convert to fraction form
    4,162.52/5,742.90 = 2,746.91/x
  3. Step 3: Cross multiply
    4,162.52x = 5,742.90 × 2,746.91
  4. Step 4: Simplify right side
    4,162.52x = 15,775,229.44
  5. Step 5: Solve for x
    x = 15,775,229.44/4,162.52
  6. Step 6: Final answer
    x = 3,789.83

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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.