Home / 7,750.27-11,619.56-3,998.03

Finding the Fourth Proportional to 7,750.27, 11,619.56 and 3,998.03

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Solution

The fourth proportional to 7,750.27, 11,619.56 and 3,998.03 is: 5,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.27 : 11,619.56 = 3,998.03 : x
  2. Step 2: Convert to fraction form
    7,750.27/11,619.56 = 3,998.03/x
  3. Step 3: Cross multiply
    7,750.27x = 11,619.56 × 3,998.03
  4. Step 4: Simplify right side
    7,750.27x = 46,455,322.27
  5. Step 5: Solve for x
    x = 46,455,322.27/7,750.27
  6. Step 6: Final answer
    x = 5,994.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.