Home / 8,323.22-12,476.57-3,389.73

Finding the Fourth Proportional to 8,323.22, 12,476.57 and 3,389.73

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Solution

The fourth proportional to 8,323.22, 12,476.57 and 3,389.73 is: 5,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.22 : 12,476.57 = 3,389.73 : x
  2. Step 2: Convert to fraction form
    8,323.22/12,476.57 = 3,389.73/x
  3. Step 3: Cross multiply
    8,323.22x = 12,476.57 × 3,389.73
  4. Step 4: Simplify right side
    8,323.22x = 42,292,186.68
  5. Step 5: Solve for x
    x = 42,292,186.68/8,323.22
  6. Step 6: Final answer
    x = 5,081.23

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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.