Home / 3,534.34-5,297.82-1,342.12

Finding the Fourth Proportional to 3,534.34, 5,297.82 and 1,342.12

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Solution

The fourth proportional to 3,534.34, 5,297.82 and 1,342.12 is: 2,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.34 : 5,297.82 = 1,342.12 : x
  2. Step 2: Convert to fraction form
    3,534.34/5,297.82 = 1,342.12/x
  3. Step 3: Cross multiply
    3,534.34x = 5,297.82 × 1,342.12
  4. Step 4: Simplify right side
    3,534.34x = 7,110,310.18
  5. Step 5: Solve for x
    x = 7,110,310.18/3,534.34
  6. Step 6: Final answer
    x = 2,011.78

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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.