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Finding the Fourth Proportional to 2,704.52, 3,732.40 and 1,656.79

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Solution

The fourth proportional to 2,704.52, 3,732.40 and 1,656.79 is: 2,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.52 : 3,732.40 = 1,656.79 : x
  2. Step 2: Convert to fraction form
    2,704.52/3,732.40 = 1,656.79/x
  3. Step 3: Cross multiply
    2,704.52x = 3,732.40 × 1,656.79
  4. Step 4: Simplify right side
    2,704.52x = 6,183,795.74
  5. Step 5: Solve for x
    x = 6,183,795.74/2,704.52
  6. Step 6: Final answer
    x = 2,286.46

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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.