Home / 4,151.14-6,223.45-2,831.62

Finding the Fourth Proportional to 4,151.14, 6,223.45 and 2,831.62

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Solution

The fourth proportional to 4,151.14, 6,223.45 and 2,831.62 is: 4,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.14 : 6,223.45 = 2,831.62 : x
  2. Step 2: Convert to fraction form
    4,151.14/6,223.45 = 2,831.62/x
  3. Step 3: Cross multiply
    4,151.14x = 6,223.45 × 2,831.62
  4. Step 4: Simplify right side
    4,151.14x = 17,622,445.49
  5. Step 5: Solve for x
    x = 17,622,445.49/4,151.14
  6. Step 6: Final answer
    x = 4,245.21

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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.