Home / 4,871.88-7,301.98-2,793.30

Finding the Fourth Proportional to 4,871.88, 7,301.98 and 2,793.30

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Solution

The fourth proportional to 4,871.88, 7,301.98 and 2,793.30 is: 4,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.88 : 7,301.98 = 2,793.30 : x
  2. Step 2: Convert to fraction form
    4,871.88/7,301.98 = 2,793.30/x
  3. Step 3: Cross multiply
    4,871.88x = 7,301.98 × 2,793.30
  4. Step 4: Simplify right side
    4,871.88x = 20,396,620.73
  5. Step 5: Solve for x
    x = 20,396,620.73/4,871.88
  6. Step 6: Final answer
    x = 4,186.60

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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.