Home / 7,144.41-10,723.53-3,449.24

Finding the Fourth Proportional to 7,144.41, 10,723.53 and 3,449.24

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Solution

The fourth proportional to 7,144.41, 10,723.53 and 3,449.24 is: 5,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144.41 : 10,723.53 = 3,449.24 : x
  2. Step 2: Convert to fraction form
    7,144.41/10,723.53 = 3,449.24/x
  3. Step 3: Cross multiply
    7,144.41x = 10,723.53 × 3,449.24
  4. Step 4: Simplify right side
    7,144.41x = 36,988,028.62
  5. Step 5: Solve for x
    x = 36,988,028.62/7,144.41
  6. Step 6: Final answer
    x = 5,177.20

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1.5x scale

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.