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Finding the Fourth Proportional to 8,841.32, 12,200.94 and 4,862.48

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Solution

The fourth proportional to 8,841.32, 12,200.94 and 4,862.48 is: 6,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.32 : 12,200.94 = 4,862.48 : x
  2. Step 2: Convert to fraction form
    8,841.32/12,200.94 = 4,862.48/x
  3. Step 3: Cross multiply
    8,841.32x = 12,200.94 × 4,862.48
  4. Step 4: Simplify right side
    8,841.32x = 59,326,826.73
  5. Step 5: Solve for x
    x = 59,326,826.73/8,841.32
  6. Step 6: Final answer
    x = 6,710.18

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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.