Home / 2,952.66-4,072.50-2,578.85

Finding the Fourth Proportional to 2,952.66, 4,072.50 and 2,578.85

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Solution

The fourth proportional to 2,952.66, 4,072.50 and 2,578.85 is: 3,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.66 : 4,072.50 = 2,578.85 : x
  2. Step 2: Convert to fraction form
    2,952.66/4,072.50 = 2,578.85/x
  3. Step 3: Cross multiply
    2,952.66x = 4,072.50 × 2,578.85
  4. Step 4: Simplify right side
    2,952.66x = 10,502,346.26
  5. Step 5: Solve for x
    x = 10,502,346.26/2,952.66
  6. Step 6: Final answer
    x = 3,556.91

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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.