Home / 11,007.06-15,189.66-5,971.27

Finding the Fourth Proportional to 11,007.06, 15,189.66 and 5,971.27

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Solution

The fourth proportional to 11,007.06, 15,189.66 and 5,971.27 is: 8,240.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.06 : 15,189.66 = 5,971.27 : x
  2. Step 2: Convert to fraction form
    11,007.06/15,189.66 = 5,971.27/x
  3. Step 3: Cross multiply
    11,007.06x = 15,189.66 × 5,971.27
  4. Step 4: Simplify right side
    11,007.06x = 90,701,576.77
  5. Step 5: Solve for x
    x = 90,701,576.77/11,007.06
  6. Step 6: Final answer
    x = 8,240.31

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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.