Home / 11,887.38-17,831.03-3,002.74

Finding the Fourth Proportional to 11,887.38, 17,831.03 and 3,002.74

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Solution

The fourth proportional to 11,887.38, 17,831.03 and 3,002.74 is: 4,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.38 : 17,831.03 = 3,002.74 : x
  2. Step 2: Convert to fraction form
    11,887.38/17,831.03 = 3,002.74/x
  3. Step 3: Cross multiply
    11,887.38x = 17,831.03 × 3,002.74
  4. Step 4: Simplify right side
    11,887.38x = 53,541,887.43
  5. Step 5: Solve for x
    x = 53,541,887.43/11,887.38
  6. Step 6: Final answer
    x = 4,504.09

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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.