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Finding the Fourth Proportional to 5,853.78, 8,773.92 and 3,251.52

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Solution

The fourth proportional to 5,853.78, 8,773.92 and 3,251.52 is: 4,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.78 : 8,773.92 = 3,251.52 : x
  2. Step 2: Convert to fraction form
    5,853.78/8,773.92 = 3,251.52/x
  3. Step 3: Cross multiply
    5,853.78x = 8,773.92 × 3,251.52
  4. Step 4: Simplify right side
    5,853.78x = 28,528,576.36
  5. Step 5: Solve for x
    x = 28,528,576.36/5,853.78
  6. Step 6: Final answer
    x = 4,873.53

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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.