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Finding the Fourth Proportional to 8,841.88, 12,201.79 and 4,863.26

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Solution

The fourth proportional to 8,841.88, 12,201.79 and 4,863.26 is: 6,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.88 : 12,201.79 = 4,863.26 : x
  2. Step 2: Convert to fraction form
    8,841.88/12,201.79 = 4,863.26/x
  3. Step 3: Cross multiply
    8,841.88x = 12,201.79 × 4,863.26
  4. Step 4: Simplify right side
    8,841.88x = 59,340,477.24
  5. Step 5: Solve for x
    x = 59,340,477.24/8,841.88
  6. Step 6: Final answer
    x = 6,711.30

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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.