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Finding the Fourth Proportional to 5,891.32, 8,840.91 and 2,193.92

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Solution

The fourth proportional to 5,891.32, 8,840.91 and 2,193.92 is: 3,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.32 : 8,840.91 = 2,193.92 : x
  2. Step 2: Convert to fraction form
    5,891.32/8,840.91 = 2,193.92/x
  3. Step 3: Cross multiply
    5,891.32x = 8,840.91 × 2,193.92
  4. Step 4: Simplify right side
    5,891.32x = 19,396,249.27
  5. Step 5: Solve for x
    x = 19,396,249.27/5,891.32
  6. Step 6: Final answer
    x = 3,292.34

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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.