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Finding the Fourth Proportional to 4,438.43, 6,124.99 and 2,449

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Solution

The fourth proportional to 4,438.43, 6,124.99 and 2,449 is: 3,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.43 : 6,124.99 = 2,449 : x
  2. Step 2: Convert to fraction form
    4,438.43/6,124.99 = 2,449/x
  3. Step 3: Cross multiply
    4,438.43x = 6,124.99 × 2,449
  4. Step 4: Simplify right side
    4,438.43x = 15,000,100.51
  5. Step 5: Solve for x
    x = 15,000,100.51/4,438.43
  6. Step 6: Final answer
    x = 3,379.60

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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.