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Finding the Fourth Proportional to 8,337.39, 12,506.07 and 2,181.39

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Solution

The fourth proportional to 8,337.39, 12,506.07 and 2,181.39 is: 3,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.39 : 12,506.07 = 2,181.39 : x
  2. Step 2: Convert to fraction form
    8,337.39/12,506.07 = 2,181.39/x
  3. Step 3: Cross multiply
    8,337.39x = 12,506.07 × 2,181.39
  4. Step 4: Simplify right side
    8,337.39x = 27,280,616.04
  5. Step 5: Solve for x
    x = 27,280,616.04/8,337.39
  6. Step 6: Final answer
    x = 3,272.08

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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.