Home / 8,041.82-11,090.29-5,519.48

Finding the Fourth Proportional to 8,041.82, 11,090.29 and 5,519.48

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Solution

The fourth proportional to 8,041.82, 11,090.29 and 5,519.48 is: 7,611.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.82 : 11,090.29 = 5,519.48 : x
  2. Step 2: Convert to fraction form
    8,041.82/11,090.29 = 5,519.48/x
  3. Step 3: Cross multiply
    8,041.82x = 11,090.29 × 5,519.48
  4. Step 4: Simplify right side
    8,041.82x = 61,212,633.85
  5. Step 5: Solve for x
    x = 61,212,633.85/8,041.82
  6. Step 6: Final answer
    x = 7,611.79

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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.