Home / 11,004.40-15,186.11-5,968.66

Finding the Fourth Proportional to 11,004.40, 15,186.11 and 5,968.66

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Solution

The fourth proportional to 11,004.40, 15,186.11 and 5,968.66 is: 8,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.40 : 15,186.11 = 5,968.66 : x
  2. Step 2: Convert to fraction form
    11,004.40/15,186.11 = 5,968.66/x
  3. Step 3: Cross multiply
    11,004.40x = 15,186.11 × 5,968.66
  4. Step 4: Simplify right side
    11,004.40x = 90,640,704.76
  5. Step 5: Solve for x
    x = 90,640,704.76/11,004.40
  6. Step 6: Final answer
    x = 8,236.77

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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.