Home / 4,908.60-7,354.80-2,711.88

Finding the Fourth Proportional to 4,908.60, 7,354.80 and 2,711.88

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Solution

The fourth proportional to 4,908.60, 7,354.80 and 2,711.88 is: 4,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.60 : 7,354.80 = 2,711.88 : x
  2. Step 2: Convert to fraction form
    4,908.60/7,354.80 = 2,711.88/x
  3. Step 3: Cross multiply
    4,908.60x = 7,354.80 × 2,711.88
  4. Step 4: Simplify right side
    4,908.60x = 19,945,335.02
  5. Step 5: Solve for x
    x = 19,945,335.02/4,908.60
  6. Step 6: Final answer
    x = 4,063.34

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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.