Home / 11,054.75-15,255.57-6,086.75

Finding the Fourth Proportional to 11,054.75, 15,255.57 and 6,086.75

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Solution

The fourth proportional to 11,054.75, 15,255.57 and 6,086.75 is: 8,399.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.75 : 15,255.57 = 6,086.75 : x
  2. Step 2: Convert to fraction form
    11,054.75/15,255.57 = 6,086.75/x
  3. Step 3: Cross multiply
    11,054.75x = 15,255.57 × 6,086.75
  4. Step 4: Simplify right side
    11,054.75x = 92,856,840.70
  5. Step 5: Solve for x
    x = 92,856,840.70/11,054.75
  6. Step 6: Final answer
    x = 8,399.72

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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.