Home / 11,759.07-16,227.56-6,454.18

Finding the Fourth Proportional to 11,759.07, 16,227.56 and 6,454.18

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Solution

The fourth proportional to 11,759.07, 16,227.56 and 6,454.18 is: 8,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.07 : 16,227.56 = 6,454.18 : x
  2. Step 2: Convert to fraction form
    11,759.07/16,227.56 = 6,454.18/x
  3. Step 3: Cross multiply
    11,759.07x = 16,227.56 × 6,454.18
  4. Step 4: Simplify right side
    11,759.07x = 104,735,479.79
  5. Step 5: Solve for x
    x = 104,735,479.79/11,759.07
  6. Step 6: Final answer
    x = 8,906.78

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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.