Home / 7,634.20-11,454.56-3,253.72

Finding the Fourth Proportional to 7,634.20, 11,454.56 and 3,253.72

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Solution

The fourth proportional to 7,634.20, 11,454.56 and 3,253.72 is: 4,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.20 : 11,454.56 = 3,253.72 : x
  2. Step 2: Convert to fraction form
    7,634.20/11,454.56 = 3,253.72/x
  3. Step 3: Cross multiply
    7,634.20x = 11,454.56 × 3,253.72
  4. Step 4: Simplify right side
    7,634.20x = 37,269,930.96
  5. Step 5: Solve for x
    x = 37,269,930.96/7,634.20
  6. Step 6: Final answer
    x = 4,881.97

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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.