Home / 4,481.12-6,722.60-1,707.82

Finding the Fourth Proportional to 4,481.12, 6,722.60 and 1,707.82

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Solution

The fourth proportional to 4,481.12, 6,722.60 and 1,707.82 is: 2,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.12 : 6,722.60 = 1,707.82 : x
  2. Step 2: Convert to fraction form
    4,481.12/6,722.60 = 1,707.82/x
  3. Step 3: Cross multiply
    4,481.12x = 6,722.60 × 1,707.82
  4. Step 4: Simplify right side
    4,481.12x = 11,480,965.39
  5. Step 5: Solve for x
    x = 11,480,965.39/4,481.12
  6. Step 6: Final answer
    x = 2,562.07

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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.