Home / 2,999.14-4,497.79-1,438.33

Finding the Fourth Proportional to 2,999.14, 4,497.79 and 1,438.33

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Solution

The fourth proportional to 2,999.14, 4,497.79 and 1,438.33 is: 2,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.14 : 4,497.79 = 1,438.33 : x
  2. Step 2: Convert to fraction form
    2,999.14/4,497.79 = 1,438.33/x
  3. Step 3: Cross multiply
    2,999.14x = 4,497.79 × 1,438.33
  4. Step 4: Simplify right side
    2,999.14x = 6,469,306.29
  5. Step 5: Solve for x
    x = 6,469,306.29/2,999.14
  6. Step 6: Final answer
    x = 2,157.05

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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.