Home / 3,169.80-4,748.04-2,009.88

Finding the Fourth Proportional to 3,169.80, 4,748.04 and 2,009.88

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Solution

The fourth proportional to 3,169.80, 4,748.04 and 2,009.88 is: 3,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.80 : 4,748.04 = 2,009.88 : x
  2. Step 2: Convert to fraction form
    3,169.80/4,748.04 = 2,009.88/x
  3. Step 3: Cross multiply
    3,169.80x = 4,748.04 × 2,009.88
  4. Step 4: Simplify right side
    3,169.80x = 9,542,990.64
  5. Step 5: Solve for x
    x = 9,542,990.64/3,169.80
  6. Step 6: Final answer
    x = 3,010.60

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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.