Home / 6,760.70-10,141.05-3,480.20

Finding the Fourth Proportional to 6,760.70, 10,141.05 and 3,480.20

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Solution

The fourth proportional to 6,760.70, 10,141.05 and 3,480.20 is: 5,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.70 : 10,141.05 = 3,480.20 : x
  2. Step 2: Convert to fraction form
    6,760.70/10,141.05 = 3,480.20/x
  3. Step 3: Cross multiply
    6,760.70x = 10,141.05 × 3,480.20
  4. Step 4: Simplify right side
    6,760.70x = 35,292,882.21
  5. Step 5: Solve for x
    x = 35,292,882.21/6,760.70
  6. Step 6: Final answer
    x = 5,220.30

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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.