Home / 6,221.12-9,323.28-3,301.52

Finding the Fourth Proportional to 6,221.12, 9,323.28 and 3,301.52

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Solution

The fourth proportional to 6,221.12, 9,323.28 and 3,301.52 is: 4,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.12 : 9,323.28 = 3,301.52 : x
  2. Step 2: Convert to fraction form
    6,221.12/9,323.28 = 3,301.52/x
  3. Step 3: Cross multiply
    6,221.12x = 9,323.28 × 3,301.52
  4. Step 4: Simplify right side
    6,221.12x = 30,780,995.39
  5. Step 5: Solve for x
    x = 30,780,995.39/6,221.12
  6. Step 6: Final answer
    x = 4,947.82

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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.