Home / 8,806.50-12,152.97-5,082.66

Finding the Fourth Proportional to 8,806.50, 12,152.97 and 5,082.66

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Solution

The fourth proportional to 8,806.50, 12,152.97 and 5,082.66 is: 7,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.50 : 12,152.97 = 5,082.66 : x
  2. Step 2: Convert to fraction form
    8,806.50/12,152.97 = 5,082.66/x
  3. Step 3: Cross multiply
    8,806.50x = 12,152.97 × 5,082.66
  4. Step 4: Simplify right side
    8,806.50x = 61,769,414.50
  5. Step 5: Solve for x
    x = 61,769,414.50/8,806.50
  6. Step 6: Final answer
    x = 7,014.07

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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.