Home / 7,614.15-11,419.04-2,933.79

Finding the Fourth Proportional to 7,614.15, 11,419.04 and 2,933.79

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Solution

The fourth proportional to 7,614.15, 11,419.04 and 2,933.79 is: 4,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.15 : 11,419.04 = 2,933.79 : x
  2. Step 2: Convert to fraction form
    7,614.15/11,419.04 = 2,933.79/x
  3. Step 3: Cross multiply
    7,614.15x = 11,419.04 × 2,933.79
  4. Step 4: Simplify right side
    7,614.15x = 33,501,050.69
  5. Step 5: Solve for x
    x = 33,501,050.69/7,614.15
  6. Step 6: Final answer
    x = 4,399.84

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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.