Home / 4,242.31-6,361.40-1,469.14

Finding the Fourth Proportional to 4,242.31, 6,361.40 and 1,469.14

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Solution

The fourth proportional to 4,242.31, 6,361.40 and 1,469.14 is: 2,202.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.31 : 6,361.40 = 1,469.14 : x
  2. Step 2: Convert to fraction form
    4,242.31/6,361.40 = 1,469.14/x
  3. Step 3: Cross multiply
    4,242.31x = 6,361.40 × 1,469.14
  4. Step 4: Simplify right side
    4,242.31x = 9,345,774.97
  5. Step 5: Solve for x
    x = 9,345,774.97/4,242.31
  6. Step 6: Final answer
    x = 2,202.99

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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.