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Finding the Fourth Proportional to 8,791.95, 13,187.98 and 3,597.83

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Solution

The fourth proportional to 8,791.95, 13,187.98 and 3,597.83 is: 5,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.95 : 13,187.98 = 3,597.83 : x
  2. Step 2: Convert to fraction form
    8,791.95/13,187.98 = 3,597.83/x
  3. Step 3: Cross multiply
    8,791.95x = 13,187.98 × 3,597.83
  4. Step 4: Simplify right side
    8,791.95x = 47,448,110.08
  5. Step 5: Solve for x
    x = 47,448,110.08/8,791.95
  6. Step 6: Final answer
    x = 5,396.77

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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.