Home / 4,743-7,102.35-3,508.56

Finding the Fourth Proportional to 4,743, 7,102.35 and 3,508.56

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Solution

The fourth proportional to 4,743, 7,102.35 and 3,508.56 is: 5,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743 : 7,102.35 = 3,508.56 : x
  2. Step 2: Convert to fraction form
    4,743/7,102.35 = 3,508.56/x
  3. Step 3: Cross multiply
    4,743x = 7,102.35 × 3,508.56
  4. Step 4: Simplify right side
    4,743x = 24,919,021.12
  5. Step 5: Solve for x
    x = 24,919,021.12/4,743
  6. Step 6: Final answer
    x = 5,253.85

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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.