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Finding the Fourth Proportional to 2,704.92, 3,732.87 and 1,656.39

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Solution

The fourth proportional to 2,704.92, 3,732.87 and 1,656.39 is: 2,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.92 : 3,732.87 = 1,656.39 : x
  2. Step 2: Convert to fraction form
    2,704.92/3,732.87 = 1,656.39/x
  3. Step 3: Cross multiply
    2,704.92x = 3,732.87 × 1,656.39
  4. Step 4: Simplify right side
    2,704.92x = 6,183,088.54
  5. Step 5: Solve for x
    x = 6,183,088.54/2,704.92
  6. Step 6: Final answer
    x = 2,285.87

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1.5x scale

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.