Home / 3,934.98-5,424.57-2,752.38

Finding the Fourth Proportional to 3,934.98, 5,424.57 and 2,752.38

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Solution

The fourth proportional to 3,934.98, 5,424.57 and 2,752.38 is: 3,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.98 : 5,424.57 = 2,752.38 : x
  2. Step 2: Convert to fraction form
    3,934.98/5,424.57 = 2,752.38/x
  3. Step 3: Cross multiply
    3,934.98x = 5,424.57 × 2,752.38
  4. Step 4: Simplify right side
    3,934.98x = 14,930,477.98
  5. Step 5: Solve for x
    x = 14,930,477.98/3,934.98
  6. Step 6: Final answer
    x = 3,794.30

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1.5x scale

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.