Home / 4,155.22-6,234.66-1,965.52

Finding the Fourth Proportional to 4,155.22, 6,234.66 and 1,965.52

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Solution

The fourth proportional to 4,155.22, 6,234.66 and 1,965.52 is: 2,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.22 : 6,234.66 = 1,965.52 : x
  2. Step 2: Convert to fraction form
    4,155.22/6,234.66 = 1,965.52/x
  3. Step 3: Cross multiply
    4,155.22x = 6,234.66 × 1,965.52
  4. Step 4: Simplify right side
    4,155.22x = 12,254,348.92
  5. Step 5: Solve for x
    x = 12,254,348.92/4,155.22
  6. Step 6: Final answer
    x = 2,949.15

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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.