Home / 6,769.36-10,148.10-3,480.76

Finding the Fourth Proportional to 6,769.36, 10,148.10 and 3,480.76

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Solution

The fourth proportional to 6,769.36, 10,148.10 and 3,480.76 is: 5,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.36 : 10,148.10 = 3,480.76 : x
  2. Step 2: Convert to fraction form
    6,769.36/10,148.10 = 3,480.76/x
  3. Step 3: Cross multiply
    6,769.36x = 10,148.10 × 3,480.76
  4. Step 4: Simplify right side
    6,769.36x = 35,323,100.56
  5. Step 5: Solve for x
    x = 35,323,100.56/6,769.36
  6. Step 6: Final answer
    x = 5,218.09

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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.