Home / 11,774.97-17,638.86-7,092.36

Finding the Fourth Proportional to 11,774.97, 17,638.86 and 7,092.36

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Solution

The fourth proportional to 11,774.97, 17,638.86 and 7,092.36 is: 10,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.97 : 17,638.86 = 7,092.36 : x
  2. Step 2: Convert to fraction form
    11,774.97/17,638.86 = 7,092.36/x
  3. Step 3: Cross multiply
    11,774.97x = 17,638.86 × 7,092.36
  4. Step 4: Simplify right side
    11,774.97x = 125,101,145.11
  5. Step 5: Solve for x
    x = 125,101,145.11/11,774.97
  6. Step 6: Final answer
    x = 10,624.33

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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.