Home / 2,397.12-3,596.87-1,081.79

Finding the Fourth Proportional to 2,397.12, 3,596.87 and 1,081.79

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Solution

The fourth proportional to 2,397.12, 3,596.87 and 1,081.79 is: 1,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.12 : 3,596.87 = 1,081.79 : x
  2. Step 2: Convert to fraction form
    2,397.12/3,596.87 = 1,081.79/x
  3. Step 3: Cross multiply
    2,397.12x = 3,596.87 × 1,081.79
  4. Step 4: Simplify right side
    2,397.12x = 3,891,058.00
  5. Step 5: Solve for x
    x = 3,891,058.00/2,397.12
  6. Step 6: Final answer
    x = 1,623.22

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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.