Home / 3,542.14-5,309.88-1,200.51

Finding the Fourth Proportional to 3,542.14, 5,309.88 and 1,200.51

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Solution

The fourth proportional to 3,542.14, 5,309.88 and 1,200.51 is: 1,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.14 : 5,309.88 = 1,200.51 : x
  2. Step 2: Convert to fraction form
    3,542.14/5,309.88 = 1,200.51/x
  3. Step 3: Cross multiply
    3,542.14x = 5,309.88 × 1,200.51
  4. Step 4: Simplify right side
    3,542.14x = 6,374,564.04
  5. Step 5: Solve for x
    x = 6,374,564.04/3,542.14
  6. Step 6: Final answer
    x = 1,799.64

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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.