Home / 7,548.88-11,324.74-3,388.79

Finding the Fourth Proportional to 7,548.88, 11,324.74 and 3,388.79

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Solution

The fourth proportional to 7,548.88, 11,324.74 and 3,388.79 is: 5,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.88 : 11,324.74 = 3,388.79 : x
  2. Step 2: Convert to fraction form
    7,548.88/11,324.74 = 3,388.79/x
  3. Step 3: Cross multiply
    7,548.88x = 11,324.74 × 3,388.79
  4. Step 4: Simplify right side
    7,548.88x = 38,377,100.57
  5. Step 5: Solve for x
    x = 38,377,100.57/7,548.88
  6. Step 6: Final answer
    x = 5,083.82

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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.