Home / 3,453.57-5,177.82-1,262.31

Finding the Fourth Proportional to 3,453.57, 5,177.82 and 1,262.31

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Solution

The fourth proportional to 3,453.57, 5,177.82 and 1,262.31 is: 1,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.57 : 5,177.82 = 1,262.31 : x
  2. Step 2: Convert to fraction form
    3,453.57/5,177.82 = 1,262.31/x
  3. Step 3: Cross multiply
    3,453.57x = 5,177.82 × 1,262.31
  4. Step 4: Simplify right side
    3,453.57x = 6,536,013.96
  5. Step 5: Solve for x
    x = 6,536,013.96/3,453.57
  6. Step 6: Final answer
    x = 1,892.54

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1.5x scale

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.