Home / 11,844.20-17,766.30-7,228.52

Finding the Fourth Proportional to 11,844.20, 17,766.30 and 7,228.52

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Solution

The fourth proportional to 11,844.20, 17,766.30 and 7,228.52 is: 10,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844.20 : 17,766.30 = 7,228.52 : x
  2. Step 2: Convert to fraction form
    11,844.20/17,766.30 = 7,228.52/x
  3. Step 3: Cross multiply
    11,844.20x = 17,766.30 × 7,228.52
  4. Step 4: Simplify right side
    11,844.20x = 128,424,054.88
  5. Step 5: Solve for x
    x = 128,424,054.88/11,844.20
  6. Step 6: Final answer
    x = 10,842.78

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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.