Home / 8,306.41-12,457.49-2,461.66

Finding the Fourth Proportional to 8,306.41, 12,457.49 and 2,461.66

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Solution

The fourth proportional to 8,306.41, 12,457.49 and 2,461.66 is: 3,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.41 : 12,457.49 = 2,461.66 : x
  2. Step 2: Convert to fraction form
    8,306.41/12,457.49 = 2,461.66/x
  3. Step 3: Cross multiply
    8,306.41x = 12,457.49 × 2,461.66
  4. Step 4: Simplify right side
    8,306.41x = 30,666,042.55
  5. Step 5: Solve for x
    x = 30,666,042.55/8,306.41
  6. Step 6: Final answer
    x = 3,691.85

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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.