Home / 8,961.23-12,367.18-4,982.41

Finding the Fourth Proportional to 8,961.23, 12,367.18 and 4,982.41

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Solution

The fourth proportional to 8,961.23, 12,367.18 and 4,982.41 is: 6,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.23 : 12,367.18 = 4,982.41 : x
  2. Step 2: Convert to fraction form
    8,961.23/12,367.18 = 4,982.41/x
  3. Step 3: Cross multiply
    8,961.23x = 12,367.18 × 4,982.41
  4. Step 4: Simplify right side
    8,961.23x = 61,618,382.99
  5. Step 5: Solve for x
    x = 61,618,382.99/8,961.23
  6. Step 6: Final answer
    x = 6,876.11

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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.