Home / 11,774.20-17,661.30-7,394.73

Finding the Fourth Proportional to 11,774.20, 17,661.30 and 7,394.73

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Solution

The fourth proportional to 11,774.20, 17,661.30 and 7,394.73 is: 11,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.20 : 17,661.30 = 7,394.73 : x
  2. Step 2: Convert to fraction form
    11,774.20/17,661.30 = 7,394.73/x
  3. Step 3: Cross multiply
    11,774.20x = 17,661.30 × 7,394.73
  4. Step 4: Simplify right side
    11,774.20x = 130,600,544.95
  5. Step 5: Solve for x
    x = 130,600,544.95/11,774.20
  6. Step 6: Final answer
    x = 11,092.10

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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.