Home / 3,343.78-5,012.08-3,170.75

Finding the Fourth Proportional to 3,343.78, 5,012.08 and 3,170.75

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Solution

The fourth proportional to 3,343.78, 5,012.08 and 3,170.75 is: 4,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.78 : 5,012.08 = 3,170.75 : x
  2. Step 2: Convert to fraction form
    3,343.78/5,012.08 = 3,170.75/x
  3. Step 3: Cross multiply
    3,343.78x = 5,012.08 × 3,170.75
  4. Step 4: Simplify right side
    3,343.78x = 15,892,019.67
  5. Step 5: Solve for x
    x = 15,892,019.67/3,343.78
  6. Step 6: Final answer
    x = 4,752.71

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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.