Home / 4,266.31-6,399.79-1,454.27

Finding the Fourth Proportional to 4,266.31, 6,399.79 and 1,454.27

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Solution

The fourth proportional to 4,266.31, 6,399.79 and 1,454.27 is: 2,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.31 : 6,399.79 = 1,454.27 : x
  2. Step 2: Convert to fraction form
    4,266.31/6,399.79 = 1,454.27/x
  3. Step 3: Cross multiply
    4,266.31x = 6,399.79 × 1,454.27
  4. Step 4: Simplify right side
    4,266.31x = 9,307,018.97
  5. Step 5: Solve for x
    x = 9,307,018.97/4,266.31
  6. Step 6: Final answer
    x = 2,181.51

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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.