Home / 11,517.39-17,255.84-5,586.17

Finding the Fourth Proportional to 11,517.39, 17,255.84 and 5,586.17

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Solution

The fourth proportional to 11,517.39, 17,255.84 and 5,586.17 is: 8,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.39 : 17,255.84 = 5,586.17 : x
  2. Step 2: Convert to fraction form
    11,517.39/17,255.84 = 5,586.17/x
  3. Step 3: Cross multiply
    11,517.39x = 17,255.84 × 5,586.17
  4. Step 4: Simplify right side
    11,517.39x = 96,393,941.52
  5. Step 5: Solve for x
    x = 96,393,941.52/11,517.39
  6. Step 6: Final answer
    x = 8,369.43

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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.