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Finding the Fourth Proportional to 2,682.68, 4,024 and 735.02

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Solution

The fourth proportional to 2,682.68, 4,024 and 735.02 is: 1,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.68 : 4,024 = 735.02 : x
  2. Step 2: Convert to fraction form
    2,682.68/4,024 = 735.02/x
  3. Step 3: Cross multiply
    2,682.68x = 4,024 × 735.02
  4. Step 4: Simplify right side
    2,682.68x = 2,957,720.48
  5. Step 5: Solve for x
    x = 2,957,720.48/2,682.68
  6. Step 6: Final answer
    x = 1,102.52

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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.