Home / 8,360.39-12,540.86-3,096.73

Finding the Fourth Proportional to 8,360.39, 12,540.86 and 3,096.73

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Solution

The fourth proportional to 8,360.39, 12,540.86 and 3,096.73 is: 4,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.39 : 12,540.86 = 3,096.73 : x
  2. Step 2: Convert to fraction form
    8,360.39/12,540.86 = 3,096.73/x
  3. Step 3: Cross multiply
    8,360.39x = 12,540.86 × 3,096.73
  4. Step 4: Simplify right side
    8,360.39x = 38,835,669.19
  5. Step 5: Solve for x
    x = 38,835,669.19/8,360.39
  6. Step 6: Final answer
    x = 4,645.20

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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.