Home / 2,351.08-3,524.19-1,116.64

Finding the Fourth Proportional to 2,351.08, 3,524.19 and 1,116.64

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Solution

The fourth proportional to 2,351.08, 3,524.19 and 1,116.64 is: 1,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.08 : 3,524.19 = 1,116.64 : x
  2. Step 2: Convert to fraction form
    2,351.08/3,524.19 = 1,116.64/x
  3. Step 3: Cross multiply
    2,351.08x = 3,524.19 × 1,116.64
  4. Step 4: Simplify right side
    2,351.08x = 3,935,251.52
  5. Step 5: Solve for x
    x = 3,935,251.52/2,351.08
  6. Step 6: Final answer
    x = 1,673.81

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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.