Home / 5,398.66-7,450.82-3,040.75

Finding the Fourth Proportional to 5,398.66, 7,450.82 and 3,040.75

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Solution

The fourth proportional to 5,398.66, 7,450.82 and 3,040.75 is: 4,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.66 : 7,450.82 = 3,040.75 : x
  2. Step 2: Convert to fraction form
    5,398.66/7,450.82 = 3,040.75/x
  3. Step 3: Cross multiply
    5,398.66x = 7,450.82 × 3,040.75
  4. Step 4: Simplify right side
    5,398.66x = 22,656,080.92
  5. Step 5: Solve for x
    x = 22,656,080.92/5,398.66
  6. Step 6: Final answer
    x = 4,196.61

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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.