Home / 6,889.87-10,334.24-2,208.62

Finding the Fourth Proportional to 6,889.87, 10,334.24 and 2,208.62

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Solution

The fourth proportional to 6,889.87, 10,334.24 and 2,208.62 is: 3,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.87 : 10,334.24 = 2,208.62 : x
  2. Step 2: Convert to fraction form
    6,889.87/10,334.24 = 2,208.62/x
  3. Step 3: Cross multiply
    6,889.87x = 10,334.24 × 2,208.62
  4. Step 4: Simplify right side
    6,889.87x = 22,824,380.31
  5. Step 5: Solve for x
    x = 22,824,380.31/6,889.87
  6. Step 6: Final answer
    x = 3,312.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.