Home / 3,275.56-4,921.50-2,906.92

Finding the Fourth Proportional to 3,275.56, 4,921.50 and 2,906.92

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Solution

The fourth proportional to 3,275.56, 4,921.50 and 2,906.92 is: 4,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.56 : 4,921.50 = 2,906.92 : x
  2. Step 2: Convert to fraction form
    3,275.56/4,921.50 = 2,906.92/x
  3. Step 3: Cross multiply
    3,275.56x = 4,921.50 × 2,906.92
  4. Step 4: Simplify right side
    3,275.56x = 14,306,406.78
  5. Step 5: Solve for x
    x = 14,306,406.78/3,275.56
  6. Step 6: Final answer
    x = 4,367.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.