Home / 12,508.88-17,262.32-6,843.69

Finding the Fourth Proportional to 12,508.88, 17,262.32 and 6,843.69

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Solution

The fourth proportional to 12,508.88, 17,262.32 and 6,843.69 is: 9,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508.88 : 17,262.32 = 6,843.69 : x
  2. Step 2: Convert to fraction form
    12,508.88/17,262.32 = 6,843.69/x
  3. Step 3: Cross multiply
    12,508.88x = 17,262.32 × 6,843.69
  4. Step 4: Simplify right side
    12,508.88x = 118,137,932.54
  5. Step 5: Solve for x
    x = 118,137,932.54/12,508.88
  6. Step 6: Final answer
    x = 9,444.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.