Home / 5,916.87-8,163.82-3,616.67

Finding the Fourth Proportional to 5,916.87, 8,163.82 and 3,616.67

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Solution

The fourth proportional to 5,916.87, 8,163.82 and 3,616.67 is: 4,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.87 : 8,163.82 = 3,616.67 : x
  2. Step 2: Convert to fraction form
    5,916.87/8,163.82 = 3,616.67/x
  3. Step 3: Cross multiply
    5,916.87x = 8,163.82 × 3,616.67
  4. Step 4: Simplify right side
    5,916.87x = 29,525,824.80
  5. Step 5: Solve for x
    x = 29,525,824.80/5,916.87
  6. Step 6: Final answer
    x = 4,990.11

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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.