Home / 4,743.21-7,107.56-2,396.68

Finding the Fourth Proportional to 4,743.21, 7,107.56 and 2,396.68

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Solution

The fourth proportional to 4,743.21, 7,107.56 and 2,396.68 is: 3,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.21 : 7,107.56 = 2,396.68 : x
  2. Step 2: Convert to fraction form
    4,743.21/7,107.56 = 2,396.68/x
  3. Step 3: Cross multiply
    4,743.21x = 7,107.56 × 2,396.68
  4. Step 4: Simplify right side
    4,743.21x = 17,034,546.90
  5. Step 5: Solve for x
    x = 17,034,546.90/4,743.21
  6. Step 6: Final answer
    x = 3,591.35

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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.