Home / 6,617.07-9,131.05-3,632.43

Finding the Fourth Proportional to 6,617.07, 9,131.05 and 3,632.43

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Solution

The fourth proportional to 6,617.07, 9,131.05 and 3,632.43 is: 5,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.07 : 9,131.05 = 3,632.43 : x
  2. Step 2: Convert to fraction form
    6,617.07/9,131.05 = 3,632.43/x
  3. Step 3: Cross multiply
    6,617.07x = 9,131.05 × 3,632.43
  4. Step 4: Simplify right side
    6,617.07x = 33,167,899.95
  5. Step 5: Solve for x
    x = 33,167,899.95/6,617.07
  6. Step 6: Final answer
    x = 5,012.48

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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.