Home / 3,496.89-5,242.22-1,305.72

Finding the Fourth Proportional to 3,496.89, 5,242.22 and 1,305.72

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Solution

The fourth proportional to 3,496.89, 5,242.22 and 1,305.72 is: 1,957.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.89 : 5,242.22 = 1,305.72 : x
  2. Step 2: Convert to fraction form
    3,496.89/5,242.22 = 1,305.72/x
  3. Step 3: Cross multiply
    3,496.89x = 5,242.22 × 1,305.72
  4. Step 4: Simplify right side
    3,496.89x = 6,844,864.97
  5. Step 5: Solve for x
    x = 6,844,864.97/3,496.89
  6. Step 6: Final answer
    x = 1,957.42

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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.