Home / 6,756.20-10,134.30-3,475.70

Finding the Fourth Proportional to 6,756.20, 10,134.30 and 3,475.70

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Solution

The fourth proportional to 6,756.20, 10,134.30 and 3,475.70 is: 5,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.20 : 10,134.30 = 3,475.70 : x
  2. Step 2: Convert to fraction form
    6,756.20/10,134.30 = 3,475.70/x
  3. Step 3: Cross multiply
    6,756.20x = 10,134.30 × 3,475.70
  4. Step 4: Simplify right side
    6,756.20x = 35,223,786.51
  5. Step 5: Solve for x
    x = 35,223,786.51/6,756.20
  6. Step 6: Final answer
    x = 5,213.55

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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.