Home / 5,397.94-7,449.33-3,040.12

Finding the Fourth Proportional to 5,397.94, 7,449.33 and 3,040.12

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Solution

The fourth proportional to 5,397.94, 7,449.33 and 3,040.12 is: 4,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.94 : 7,449.33 = 3,040.12 : x
  2. Step 2: Convert to fraction form
    5,397.94/7,449.33 = 3,040.12/x
  3. Step 3: Cross multiply
    5,397.94x = 7,449.33 × 3,040.12
  4. Step 4: Simplify right side
    5,397.94x = 22,646,857.12
  5. Step 5: Solve for x
    x = 22,646,857.12/5,397.94
  6. Step 6: Final answer
    x = 4,195.46

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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.