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Finding the Fourth Proportional to 8,841.47, 12,205.62 and 6,202.89

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Solution

The fourth proportional to 8,841.47, 12,205.62 and 6,202.89 is: 8,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.47 : 12,205.62 = 6,202.89 : x
  2. Step 2: Convert to fraction form
    8,841.47/12,205.62 = 6,202.89/x
  3. Step 3: Cross multiply
    8,841.47x = 12,205.62 × 6,202.89
  4. Step 4: Simplify right side
    8,841.47x = 75,710,118.24
  5. Step 5: Solve for x
    x = 75,710,118.24/8,841.47
  6. Step 6: Final answer
    x = 8,563.07

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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.