Home / 6,769.45-10,153.81-2,152.09

Finding the Fourth Proportional to 6,769.45, 10,153.81 and 2,152.09

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Solution

The fourth proportional to 6,769.45, 10,153.81 and 2,152.09 is: 3,228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.45 : 10,153.81 = 2,152.09 : x
  2. Step 2: Convert to fraction form
    6,769.45/10,153.81 = 2,152.09/x
  3. Step 3: Cross multiply
    6,769.45x = 10,153.81 × 2,152.09
  4. Step 4: Simplify right side
    6,769.45x = 21,851,912.96
  5. Step 5: Solve for x
    x = 21,851,912.96/6,769.45
  6. Step 6: Final answer
    x = 3,228.02

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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.