Home / 8,850.40-12,217.33-6,299.81

Finding the Fourth Proportional to 8,850.40, 12,217.33 and 6,299.81

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Solution

The fourth proportional to 8,850.40, 12,217.33 and 6,299.81 is: 8,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.40 : 12,217.33 = 6,299.81 : x
  2. Step 2: Convert to fraction form
    8,850.40/12,217.33 = 6,299.81/x
  3. Step 3: Cross multiply
    8,850.40x = 12,217.33 × 6,299.81
  4. Step 4: Simplify right side
    8,850.40x = 76,966,850.31
  5. Step 5: Solve for x
    x = 76,966,850.31/8,850.40
  6. Step 6: Final answer
    x = 8,696.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.