Home / 8,306.29-12,457.31-2,461.53

Finding the Fourth Proportional to 8,306.29, 12,457.31 and 2,461.53

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Solution

The fourth proportional to 8,306.29, 12,457.31 and 2,461.53 is: 3,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.29 : 12,457.31 = 2,461.53 : x
  2. Step 2: Convert to fraction form
    8,306.29/12,457.31 = 2,461.53/x
  3. Step 3: Cross multiply
    8,306.29x = 12,457.31 × 2,461.53
  4. Step 4: Simplify right side
    8,306.29x = 30,664,029.98
  5. Step 5: Solve for x
    x = 30,664,029.98/8,306.29
  6. Step 6: Final answer
    x = 3,691.67

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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.