Home / 10,217.46-14,099.22-6,185.78

Finding the Fourth Proportional to 10,217.46, 14,099.22 and 6,185.78

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Solution

The fourth proportional to 10,217.46, 14,099.22 and 6,185.78 is: 8,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.46 : 14,099.22 = 6,185.78 : x
  2. Step 2: Convert to fraction form
    10,217.46/14,099.22 = 6,185.78/x
  3. Step 3: Cross multiply
    10,217.46x = 14,099.22 × 6,185.78
  4. Step 4: Simplify right side
    10,217.46x = 87,214,673.09
  5. Step 5: Solve for x
    x = 87,214,673.09/10,217.46
  6. Step 6: Final answer
    x = 8,535.85

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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.