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Finding the Fourth Proportional to 6,512.02, 9,767.00 and 1,831.55

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Solution

The fourth proportional to 6,512.02, 9,767.00 and 1,831.55 is: 2,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.02 : 9,767.00 = 1,831.55 : x
  2. Step 2: Convert to fraction form
    6,512.02/9,767.00 = 1,831.55/x
  3. Step 3: Cross multiply
    6,512.02x = 9,767.00 × 1,831.55
  4. Step 4: Simplify right side
    6,512.02x = 17,888,704.59
  5. Step 5: Solve for x
    x = 17,888,704.59/6,512.02
  6. Step 6: Final answer
    x = 2,747.03

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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.