Home / 6,831.59-10,249.83-2,389.91

Finding the Fourth Proportional to 6,831.59, 10,249.83 and 2,389.91

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Solution

The fourth proportional to 6,831.59, 10,249.83 and 2,389.91 is: 3,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.59 : 10,249.83 = 2,389.91 : x
  2. Step 2: Convert to fraction form
    6,831.59/10,249.83 = 2,389.91/x
  3. Step 3: Cross multiply
    6,831.59x = 10,249.83 × 2,389.91
  4. Step 4: Simplify right side
    6,831.59x = 24,496,119.97
  5. Step 5: Solve for x
    x = 24,496,119.97/6,831.59
  6. Step 6: Final answer
    x = 3,585.72

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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.