Home / 11,059.07-15,257.72-6,278.33

Finding the Fourth Proportional to 11,059.07, 15,257.72 and 6,278.33

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Solution

The fourth proportional to 11,059.07, 15,257.72 and 6,278.33 is: 8,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.07 : 15,257.72 = 6,278.33 : x
  2. Step 2: Convert to fraction form
    11,059.07/15,257.72 = 6,278.33/x
  3. Step 3: Cross multiply
    11,059.07x = 15,257.72 × 6,278.33
  4. Step 4: Simplify right side
    11,059.07x = 95,793,055.05
  5. Step 5: Solve for x
    x = 95,793,055.05/11,059.07
  6. Step 6: Final answer
    x = 8,661.95

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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.