Home / 3,150-4,743.36-2,334.06

Finding the Fourth Proportional to 3,150, 4,743.36 and 2,334.06

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Solution

The fourth proportional to 3,150, 4,743.36 and 2,334.06 is: 3,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150 : 4,743.36 = 2,334.06 : x
  2. Step 2: Convert to fraction form
    3,150/4,743.36 = 2,334.06/x
  3. Step 3: Cross multiply
    3,150x = 4,743.36 × 2,334.06
  4. Step 4: Simplify right side
    3,150x = 11,071,286.84
  5. Step 5: Solve for x
    x = 11,071,286.84/3,150
  6. Step 6: Final answer
    x = 3,514.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.