Home / 5,399.39-7,450.97-3,275.16

Finding the Fourth Proportional to 5,399.39, 7,450.97 and 3,275.16

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Solution

The fourth proportional to 5,399.39, 7,450.97 and 3,275.16 is: 4,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.39 : 7,450.97 = 3,275.16 : x
  2. Step 2: Convert to fraction form
    5,399.39/7,450.97 = 3,275.16/x
  3. Step 3: Cross multiply
    5,399.39x = 7,450.97 × 3,275.16
  4. Step 4: Simplify right side
    5,399.39x = 24,403,102.53
  5. Step 5: Solve for x
    x = 24,403,102.53/5,399.39
  6. Step 6: Final answer
    x = 4,519.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.