Home / 8,153.40-11,248.20-4,924.56

Finding the Fourth Proportional to 8,153.40, 11,248.20 and 4,924.56

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Solution

The fourth proportional to 8,153.40, 11,248.20 and 4,924.56 is: 6,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.40 : 11,248.20 = 4,924.56 : x
  2. Step 2: Convert to fraction form
    8,153.40/11,248.20 = 4,924.56/x
  3. Step 3: Cross multiply
    8,153.40x = 11,248.20 × 4,924.56
  4. Step 4: Simplify right side
    8,153.40x = 55,392,435.79
  5. Step 5: Solve for x
    x = 55,392,435.79/8,153.40
  6. Step 6: Final answer
    x = 6,793.78

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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.