Home / 5,398.07-7,449.26-3,040.25

Finding the Fourth Proportional to 5,398.07, 7,449.26 and 3,040.25

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Solution

The fourth proportional to 5,398.07, 7,449.26 and 3,040.25 is: 4,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.07 : 7,449.26 = 3,040.25 : x
  2. Step 2: Convert to fraction form
    5,398.07/7,449.26 = 3,040.25/x
  3. Step 3: Cross multiply
    5,398.07x = 7,449.26 × 3,040.25
  4. Step 4: Simplify right side
    5,398.07x = 22,647,560.27
  5. Step 5: Solve for x
    x = 22,647,560.27/5,398.07
  6. Step 6: Final answer
    x = 4,195.50

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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.