Home / 11,449.88-17,177.28-3,552.23

Finding the Fourth Proportional to 11,449.88, 17,177.28 and 3,552.23

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Solution

The fourth proportional to 11,449.88, 17,177.28 and 3,552.23 is: 5,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.88 : 17,177.28 = 3,552.23 : x
  2. Step 2: Convert to fraction form
    11,449.88/17,177.28 = 3,552.23/x
  3. Step 3: Cross multiply
    11,449.88x = 17,177.28 × 3,552.23
  4. Step 4: Simplify right side
    11,449.88x = 61,017,649.33
  5. Step 5: Solve for x
    x = 61,017,649.33/11,449.88
  6. Step 6: Final answer
    x = 5,329.11

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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.