Home / 11,007.44-15,190.23-5,971.57

Finding the Fourth Proportional to 11,007.44, 15,190.23 and 5,971.57

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Solution

The fourth proportional to 11,007.44, 15,190.23 and 5,971.57 is: 8,240.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.44 : 15,190.23 = 5,971.57 : x
  2. Step 2: Convert to fraction form
    11,007.44/15,190.23 = 5,971.57/x
  3. Step 3: Cross multiply
    11,007.44x = 15,190.23 × 5,971.57
  4. Step 4: Simplify right side
    11,007.44x = 90,709,591.62
  5. Step 5: Solve for x
    x = 90,709,591.62/11,007.44
  6. Step 6: Final answer
    x = 8,240.75

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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.