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Finding the Fourth Proportional to 8,331.41, 12,497.12 and 2,175.41

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Solution

The fourth proportional to 8,331.41, 12,497.12 and 2,175.41 is: 3,263.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.41 : 12,497.12 = 2,175.41 : x
  2. Step 2: Convert to fraction form
    8,331.41/12,497.12 = 2,175.41/x
  3. Step 3: Cross multiply
    8,331.41x = 12,497.12 × 2,175.41
  4. Step 4: Simplify right side
    8,331.41x = 27,186,348.94
  5. Step 5: Solve for x
    x = 27,186,348.94/8,331.41
  6. Step 6: Final answer
    x = 3,263.12

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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.