Home / 6,431.71-9,648.28-2,048.14

Finding the Fourth Proportional to 6,431.71, 9,648.28 and 2,048.14

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Solution

The fourth proportional to 6,431.71, 9,648.28 and 2,048.14 is: 3,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431.71 : 9,648.28 = 2,048.14 : x
  2. Step 2: Convert to fraction form
    6,431.71/9,648.28 = 2,048.14/x
  3. Step 3: Cross multiply
    6,431.71x = 9,648.28 × 2,048.14
  4. Step 4: Simplify right side
    6,431.71x = 19,761,028.20
  5. Step 5: Solve for x
    x = 19,761,028.20/6,431.71
  6. Step 6: Final answer
    x = 3,072.44

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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.