Home / 3,321.12-5,001.44-2,893.44

Finding the Fourth Proportional to 3,321.12, 5,001.44 and 2,893.44

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Solution

The fourth proportional to 3,321.12, 5,001.44 and 2,893.44 is: 4,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.12 : 5,001.44 = 2,893.44 : x
  2. Step 2: Convert to fraction form
    3,321.12/5,001.44 = 2,893.44/x
  3. Step 3: Cross multiply
    3,321.12x = 5,001.44 × 2,893.44
  4. Step 4: Simplify right side
    3,321.12x = 14,471,366.55
  5. Step 5: Solve for x
    x = 14,471,366.55/3,321.12
  6. Step 6: Final answer
    x = 4,357.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.