Home / 9,416.41-12,996.42-6,229.87

Finding the Fourth Proportional to 9,416.41, 12,996.42 and 6,229.87

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Solution

The fourth proportional to 9,416.41, 12,996.42 and 6,229.87 is: 8,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.41 : 12,996.42 = 6,229.87 : x
  2. Step 2: Convert to fraction form
    9,416.41/12,996.42 = 6,229.87/x
  3. Step 3: Cross multiply
    9,416.41x = 12,996.42 × 6,229.87
  4. Step 4: Simplify right side
    9,416.41x = 80,965,974.57
  5. Step 5: Solve for x
    x = 80,965,974.57/9,416.41
  6. Step 6: Final answer
    x = 8,598.39

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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.