Home / 6,769.28-10,153.92-2,152.28

Finding the Fourth Proportional to 6,769.28, 10,153.92 and 2,152.28

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Solution

The fourth proportional to 6,769.28, 10,153.92 and 2,152.28 is: 3,228.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.28 : 10,153.92 = 2,152.28 : x
  2. Step 2: Convert to fraction form
    6,769.28/10,153.92 = 2,152.28/x
  3. Step 3: Cross multiply
    6,769.28x = 10,153.92 × 2,152.28
  4. Step 4: Simplify right side
    6,769.28x = 21,854,078.94
  5. Step 5: Solve for x
    x = 21,854,078.94/6,769.28
  6. Step 6: Final answer
    x = 3,228.42

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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.