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Finding the Fourth Proportional to 11,592.88, 17,391.12 and 5,019.04

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Solution

The fourth proportional to 11,592.88, 17,391.12 and 5,019.04 is: 7,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592.88 : 17,391.12 = 5,019.04 : x
  2. Step 2: Convert to fraction form
    11,592.88/17,391.12 = 5,019.04/x
  3. Step 3: Cross multiply
    11,592.88x = 17,391.12 × 5,019.04
  4. Step 4: Simplify right side
    11,592.88x = 87,286,726.92
  5. Step 5: Solve for x
    x = 87,286,726.92/11,592.88
  6. Step 6: Final answer
    x = 7,529.34

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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.