Home / 8,306.99-12,457.24-3,628.43

Finding the Fourth Proportional to 8,306.99, 12,457.24 and 3,628.43

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Solution

The fourth proportional to 8,306.99, 12,457.24 and 3,628.43 is: 5,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.99 : 12,457.24 = 3,628.43 : x
  2. Step 2: Convert to fraction form
    8,306.99/12,457.24 = 3,628.43/x
  3. Step 3: Cross multiply
    8,306.99x = 12,457.24 × 3,628.43
  4. Step 4: Simplify right side
    8,306.99x = 45,200,223.33
  5. Step 5: Solve for x
    x = 45,200,223.33/8,306.99
  6. Step 6: Final answer
    x = 5,441.23

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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.