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Finding the Fourth Proportional to 8,305.35, 12,461.39 and 3,373.71

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Solution

The fourth proportional to 8,305.35, 12,461.39 and 3,373.71 is: 5,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.35 : 12,461.39 = 3,373.71 : x
  2. Step 2: Convert to fraction form
    8,305.35/12,461.39 = 3,373.71/x
  3. Step 3: Cross multiply
    8,305.35x = 12,461.39 × 3,373.71
  4. Step 4: Simplify right side
    8,305.35x = 42,041,116.06
  5. Step 5: Solve for x
    x = 42,041,116.06/8,305.35
  6. Step 6: Final answer
    x = 5,061.93

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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.