Home / 4,081.32-6,116.58-1,481.76

Finding the Fourth Proportional to 4,081.32, 6,116.58 and 1,481.76

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Solution

The fourth proportional to 4,081.32, 6,116.58 and 1,481.76 is: 2,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.32 : 6,116.58 = 1,481.76 : x
  2. Step 2: Convert to fraction form
    4,081.32/6,116.58 = 1,481.76/x
  3. Step 3: Cross multiply
    4,081.32x = 6,116.58 × 1,481.76
  4. Step 4: Simplify right side
    4,081.32x = 9,063,303.58
  5. Step 5: Solve for x
    x = 9,063,303.58/4,081.32
  6. Step 6: Final answer
    x = 2,220.68

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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.