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Finding the Fourth Proportional to 3,244.88, 4,867.92 and 1,053.02

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Solution

The fourth proportional to 3,244.88, 4,867.92 and 1,053.02 is: 1,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.88 : 4,867.92 = 1,053.02 : x
  2. Step 2: Convert to fraction form
    3,244.88/4,867.92 = 1,053.02/x
  3. Step 3: Cross multiply
    3,244.88x = 4,867.92 × 1,053.02
  4. Step 4: Simplify right side
    3,244.88x = 5,125,992.78
  5. Step 5: Solve for x
    x = 5,125,992.78/3,244.88
  6. Step 6: Final answer
    x = 1,579.72

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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.