Home / 2,003.68-3,006.60-1,079.92

Finding the Fourth Proportional to 2,003.68, 3,006.60 and 1,079.92

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Solution

The fourth proportional to 2,003.68, 3,006.60 and 1,079.92 is: 1,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.68 : 3,006.60 = 1,079.92 : x
  2. Step 2: Convert to fraction form
    2,003.68/3,006.60 = 1,079.92/x
  3. Step 3: Cross multiply
    2,003.68x = 3,006.60 × 1,079.92
  4. Step 4: Simplify right side
    2,003.68x = 3,246,887.47
  5. Step 5: Solve for x
    x = 3,246,887.47/2,003.68
  6. Step 6: Final answer
    x = 1,620.46

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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.