Home / 3,449.95-5,171.24-1,369.06

Finding the Fourth Proportional to 3,449.95, 5,171.24 and 1,369.06

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Solution

The fourth proportional to 3,449.95, 5,171.24 and 1,369.06 is: 2,052.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.95 : 5,171.24 = 1,369.06 : x
  2. Step 2: Convert to fraction form
    3,449.95/5,171.24 = 1,369.06/x
  3. Step 3: Cross multiply
    3,449.95x = 5,171.24 × 1,369.06
  4. Step 4: Simplify right side
    3,449.95x = 7,079,728.33
  5. Step 5: Solve for x
    x = 7,079,728.33/3,449.95
  6. Step 6: Final answer
    x = 2,052.13

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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.