Home / 8,195.32-12,262.74-4,910.68

Finding the Fourth Proportional to 8,195.32, 12,262.74 and 4,910.68

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Solution

The fourth proportional to 8,195.32, 12,262.74 and 4,910.68 is: 7,347.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.32 : 12,262.74 = 4,910.68 : x
  2. Step 2: Convert to fraction form
    8,195.32/12,262.74 = 4,910.68/x
  3. Step 3: Cross multiply
    8,195.32x = 12,262.74 × 4,910.68
  4. Step 4: Simplify right side
    8,195.32x = 60,218,392.06
  5. Step 5: Solve for x
    x = 60,218,392.06/8,195.32
  6. Step 6: Final answer
    x = 7,347.90

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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.