Home / 8,861.41-12,228.62-5,084.49

Finding the Fourth Proportional to 8,861.41, 12,228.62 and 5,084.49

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Solution

The fourth proportional to 8,861.41, 12,228.62 and 5,084.49 is: 7,016.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.41 : 12,228.62 = 5,084.49 : x
  2. Step 2: Convert to fraction form
    8,861.41/12,228.62 = 5,084.49/x
  3. Step 3: Cross multiply
    8,861.41x = 12,228.62 × 5,084.49
  4. Step 4: Simplify right side
    8,861.41x = 62,176,345.14
  5. Step 5: Solve for x
    x = 62,176,345.14/8,861.41
  6. Step 6: Final answer
    x = 7,016.53

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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.