Home / 8,001.88-11,040.06-5,519.32

Finding the Fourth Proportional to 8,001.88, 11,040.06 and 5,519.32

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Solution

The fourth proportional to 8,001.88, 11,040.06 and 5,519.32 is: 7,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.88 : 11,040.06 = 5,519.32 : x
  2. Step 2: Convert to fraction form
    8,001.88/11,040.06 = 5,519.32/x
  3. Step 3: Cross multiply
    8,001.88x = 11,040.06 × 5,519.32
  4. Step 4: Simplify right side
    8,001.88x = 60,933,623.96
  5. Step 5: Solve for x
    x = 60,933,623.96/8,001.88
  6. Step 6: Final answer
    x = 7,614.91

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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.