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Finding the Fourth Proportional to 6,632.93, 9,153.06 and 3,800.09

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Solution

The fourth proportional to 6,632.93, 9,153.06 and 3,800.09 is: 5,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.93 : 9,153.06 = 3,800.09 : x
  2. Step 2: Convert to fraction form
    6,632.93/9,153.06 = 3,800.09/x
  3. Step 3: Cross multiply
    6,632.93x = 9,153.06 × 3,800.09
  4. Step 4: Simplify right side
    6,632.93x = 34,782,451.78
  5. Step 5: Solve for x
    x = 34,782,451.78/6,632.93
  6. Step 6: Final answer
    x = 5,243.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.