Home / 4,172.44-6,260.40-1,831.23

Finding the Fourth Proportional to 4,172.44, 6,260.40 and 1,831.23

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Solution

The fourth proportional to 4,172.44, 6,260.40 and 1,831.23 is: 2,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.44 : 6,260.40 = 1,831.23 : x
  2. Step 2: Convert to fraction form
    4,172.44/6,260.40 = 1,831.23/x
  3. Step 3: Cross multiply
    4,172.44x = 6,260.40 × 1,831.23
  4. Step 4: Simplify right side
    4,172.44x = 11,464,232.29
  5. Step 5: Solve for x
    x = 11,464,232.29/4,172.44
  6. Step 6: Final answer
    x = 2,747.61

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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.