Home / 3,449.52-4,760.76-2,275.86

Finding the Fourth Proportional to 3,449.52, 4,760.76 and 2,275.86

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Solution

The fourth proportional to 3,449.52, 4,760.76 and 2,275.86 is: 3,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.52 : 4,760.76 = 2,275.86 : x
  2. Step 2: Convert to fraction form
    3,449.52/4,760.76 = 2,275.86/x
  3. Step 3: Cross multiply
    3,449.52x = 4,760.76 × 2,275.86
  4. Step 4: Simplify right side
    3,449.52x = 10,834,823.25
  5. Step 5: Solve for x
    x = 10,834,823.25/3,449.52
  6. Step 6: Final answer
    x = 3,140.97

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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.