Home / 7,438.88-11,150.01-3,744.33

Finding the Fourth Proportional to 7,438.88, 11,150.01 and 3,744.33

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Solution

The fourth proportional to 7,438.88, 11,150.01 and 3,744.33 is: 5,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.88 : 11,150.01 = 3,744.33 : x
  2. Step 2: Convert to fraction form
    7,438.88/11,150.01 = 3,744.33/x
  3. Step 3: Cross multiply
    7,438.88x = 11,150.01 × 3,744.33
  4. Step 4: Simplify right side
    7,438.88x = 41,749,316.94
  5. Step 5: Solve for x
    x = 41,749,316.94/7,438.88
  6. Step 6: Final answer
    x = 5,612.32

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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.