Home / 11,831.53-17,732.21-6,287.53

Finding the Fourth Proportional to 11,831.53, 17,732.21 and 6,287.53

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Solution

The fourth proportional to 11,831.53, 17,732.21 and 6,287.53 is: 9,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.53 : 17,732.21 = 6,287.53 : x
  2. Step 2: Convert to fraction form
    11,831.53/17,732.21 = 6,287.53/x
  3. Step 3: Cross multiply
    11,831.53x = 17,732.21 × 6,287.53
  4. Step 4: Simplify right side
    11,831.53x = 111,491,713.68
  5. Step 5: Solve for x
    x = 111,491,713.68/11,831.53
  6. Step 6: Final answer
    x = 9,423.27

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1.5x scale

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.