Home / 11,831.65-17,746.25-3,397.86

Finding the Fourth Proportional to 11,831.65, 17,746.25 and 3,397.86

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Solution

The fourth proportional to 11,831.65, 17,746.25 and 3,397.86 is: 5,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.65 : 17,746.25 = 3,397.86 : x
  2. Step 2: Convert to fraction form
    11,831.65/17,746.25 = 3,397.86/x
  3. Step 3: Cross multiply
    11,831.65x = 17,746.25 × 3,397.86
  4. Step 4: Simplify right side
    11,831.65x = 60,299,273.03
  5. Step 5: Solve for x
    x = 60,299,273.03/11,831.65
  6. Step 6: Final answer
    x = 5,096.44

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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.