Home / 10,951.06-15,094.71-8,556.85

Finding the Fourth Proportional to 10,951.06, 15,094.71 and 8,556.85

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Solution

The fourth proportional to 10,951.06, 15,094.71 and 8,556.85 is: 11,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.06 : 15,094.71 = 8,556.85 : x
  2. Step 2: Convert to fraction form
    10,951.06/15,094.71 = 8,556.85/x
  3. Step 3: Cross multiply
    10,951.06x = 15,094.71 × 8,556.85
  4. Step 4: Simplify right side
    10,951.06x = 129,163,169.26
  5. Step 5: Solve for x
    x = 129,163,169.26/10,951.06
  6. Step 6: Final answer
    x = 11,794.58

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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.