Home / 11,262.06-15,540.30-6,225.60

Finding the Fourth Proportional to 11,262.06, 15,540.30 and 6,225.60

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Solution

The fourth proportional to 11,262.06, 15,540.30 and 6,225.60 is: 8,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.06 : 15,540.30 = 6,225.60 : x
  2. Step 2: Convert to fraction form
    11,262.06/15,540.30 = 6,225.60/x
  3. Step 3: Cross multiply
    11,262.06x = 15,540.30 × 6,225.60
  4. Step 4: Simplify right side
    11,262.06x = 96,747,691.68
  5. Step 5: Solve for x
    x = 96,747,691.68/11,262.06
  6. Step 6: Final answer
    x = 8,590.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.