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Finding the Fourth Proportional to 3,342.52, 5,012.10 and 1,262.44

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Solution

The fourth proportional to 3,342.52, 5,012.10 and 1,262.44 is: 1,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.52 : 5,012.10 = 1,262.44 : x
  2. Step 2: Convert to fraction form
    3,342.52/5,012.10 = 1,262.44/x
  3. Step 3: Cross multiply
    3,342.52x = 5,012.10 × 1,262.44
  4. Step 4: Simplify right side
    3,342.52x = 6,327,475.52
  5. Step 5: Solve for x
    x = 6,327,475.52/3,342.52
  6. Step 6: Final answer
    x = 1,893.03

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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.