Home / 2,200.32-3,301.16-739.35

Finding the Fourth Proportional to 2,200.32, 3,301.16 and 739.35

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Solution

The fourth proportional to 2,200.32, 3,301.16 and 739.35 is: 1,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.32 : 3,301.16 = 739.35 : x
  2. Step 2: Convert to fraction form
    2,200.32/3,301.16 = 739.35/x
  3. Step 3: Cross multiply
    2,200.32x = 3,301.16 × 739.35
  4. Step 4: Simplify right side
    2,200.32x = 2,440,708.95
  5. Step 5: Solve for x
    x = 2,440,708.95/2,200.32
  6. Step 6: Final answer
    x = 1,109.25

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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.