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Finding the Fourth Proportional to 6,444.36, 8,891.57 and 3,791.26

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Solution

The fourth proportional to 6,444.36, 8,891.57 and 3,791.26 is: 5,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.36 : 8,891.57 = 3,791.26 : x
  2. Step 2: Convert to fraction form
    6,444.36/8,891.57 = 3,791.26/x
  3. Step 3: Cross multiply
    6,444.36x = 8,891.57 × 3,791.26
  4. Step 4: Simplify right side
    6,444.36x = 33,710,224.26
  5. Step 5: Solve for x
    x = 33,710,224.26/6,444.36
  6. Step 6: Final answer
    x = 5,230.97

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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.