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Finding the Fourth Proportional to 8,710.88, 13,067.93 and 4,093.88

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Solution

The fourth proportional to 8,710.88, 13,067.93 and 4,093.88 is: 6,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.88 : 13,067.93 = 4,093.88 : x
  2. Step 2: Convert to fraction form
    8,710.88/13,067.93 = 4,093.88/x
  3. Step 3: Cross multiply
    8,710.88x = 13,067.93 × 4,093.88
  4. Step 4: Simplify right side
    8,710.88x = 53,498,482.16
  5. Step 5: Solve for x
    x = 53,498,482.16/8,710.88
  6. Step 6: Final answer
    x = 6,141.57

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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.