Home / 6,551.31-9,831.72-4,912.27

Finding the Fourth Proportional to 6,551.31, 9,831.72 and 4,912.27

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Solution

The fourth proportional to 6,551.31, 9,831.72 and 4,912.27 is: 7,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.31 : 9,831.72 = 4,912.27 : x
  2. Step 2: Convert to fraction form
    6,551.31/9,831.72 = 4,912.27/x
  3. Step 3: Cross multiply
    6,551.31x = 9,831.72 × 4,912.27
  4. Step 4: Simplify right side
    6,551.31x = 48,296,063.20
  5. Step 5: Solve for x
    x = 48,296,063.20/6,551.31
  6. Step 6: Final answer
    x = 7,371.97

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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.