Home / 4,377.88-6,564.42-2,992.78

Finding the Fourth Proportional to 4,377.88, 6,564.42 and 2,992.78

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Solution

The fourth proportional to 4,377.88, 6,564.42 and 2,992.78 is: 4,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.88 : 6,564.42 = 2,992.78 : x
  2. Step 2: Convert to fraction form
    4,377.88/6,564.42 = 2,992.78/x
  3. Step 3: Cross multiply
    4,377.88x = 6,564.42 × 2,992.78
  4. Step 4: Simplify right side
    4,377.88x = 19,645,864.89
  5. Step 5: Solve for x
    x = 19,645,864.89/4,377.88
  6. Step 6: Final answer
    x = 4,487.53

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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.