Home / 8,230.38-12,372.33-6,604.74

Finding the Fourth Proportional to 8,230.38, 12,372.33 and 6,604.74

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Solution

The fourth proportional to 8,230.38, 12,372.33 and 6,604.74 is: 9,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.38 : 12,372.33 = 6,604.74 : x
  2. Step 2: Convert to fraction form
    8,230.38/12,372.33 = 6,604.74/x
  3. Step 3: Cross multiply
    8,230.38x = 12,372.33 × 6,604.74
  4. Step 4: Simplify right side
    8,230.38x = 81,716,022.84
  5. Step 5: Solve for x
    x = 81,716,022.84/8,230.38
  6. Step 6: Final answer
    x = 9,928.58

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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.