Home / 2,412.16-3,616.62-1,179.88

Finding the Fourth Proportional to 2,412.16, 3,616.62 and 1,179.88

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Solution

The fourth proportional to 2,412.16, 3,616.62 and 1,179.88 is: 1,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.16 : 3,616.62 = 1,179.88 : x
  2. Step 2: Convert to fraction form
    2,412.16/3,616.62 = 1,179.88/x
  3. Step 3: Cross multiply
    2,412.16x = 3,616.62 × 1,179.88
  4. Step 4: Simplify right side
    2,412.16x = 4,267,177.61
  5. Step 5: Solve for x
    x = 4,267,177.61/2,412.16
  6. Step 6: Final answer
    x = 1,769.03

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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.