Home / 3,449.72-5,177.14-1,695.66

Finding the Fourth Proportional to 3,449.72, 5,177.14 and 1,695.66

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Solution

The fourth proportional to 3,449.72, 5,177.14 and 1,695.66 is: 2,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.72 : 5,177.14 = 1,695.66 : x
  2. Step 2: Convert to fraction form
    3,449.72/5,177.14 = 1,695.66/x
  3. Step 3: Cross multiply
    3,449.72x = 5,177.14 × 1,695.66
  4. Step 4: Simplify right side
    3,449.72x = 8,778,669.21
  5. Step 5: Solve for x
    x = 8,778,669.21/3,449.72
  6. Step 6: Final answer
    x = 2,544.75

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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.