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Finding the Fourth Proportional to 2,704, 3,731.52 and 1,600

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Solution

The fourth proportional to 2,704, 3,731.52 and 1,600 is: 2,208

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704 : 3,731.52 = 1,600 : x
  2. Step 2: Convert to fraction form
    2,704/3,731.52 = 1,600/x
  3. Step 3: Cross multiply
    2,704x = 3,731.52 × 1,600
  4. Step 4: Simplify right side
    2,704x = 5,970,432
  5. Step 5: Solve for x
    x = 5,970,432/2,704
  6. Step 6: Final answer
    x = 2,208

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.