Home / 11,448.26-17,181.17-5,125.08

Finding the Fourth Proportional to 11,448.26, 17,181.17 and 5,125.08

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Solution

The fourth proportional to 11,448.26, 17,181.17 and 5,125.08 is: 7,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.26 : 17,181.17 = 5,125.08 : x
  2. Step 2: Convert to fraction form
    11,448.26/17,181.17 = 5,125.08/x
  3. Step 3: Cross multiply
    11,448.26x = 17,181.17 × 5,125.08
  4. Step 4: Simplify right side
    11,448.26x = 88,054,845.12
  5. Step 5: Solve for x
    x = 88,054,845.12/11,448.26
  6. Step 6: Final answer
    x = 7,691.55

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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.