Home / 5,101.08-7,036.80-3,003.96

Finding the Fourth Proportional to 5,101.08, 7,036.80 and 3,003.96

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Solution

The fourth proportional to 5,101.08, 7,036.80 and 3,003.96 is: 4,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.08 : 7,036.80 = 3,003.96 : x
  2. Step 2: Convert to fraction form
    5,101.08/7,036.80 = 3,003.96/x
  3. Step 3: Cross multiply
    5,101.08x = 7,036.80 × 3,003.96
  4. Step 4: Simplify right side
    5,101.08x = 21,138,265.73
  5. Step 5: Solve for x
    x = 21,138,265.73/5,101.08
  6. Step 6: Final answer
    x = 4,143.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.