Home / 3,578.03-4,937.73-2,006.09

Finding the Fourth Proportional to 3,578.03, 4,937.73 and 2,006.09

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Solution

The fourth proportional to 3,578.03, 4,937.73 and 2,006.09 is: 2,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.03 : 4,937.73 = 2,006.09 : x
  2. Step 2: Convert to fraction form
    3,578.03/4,937.73 = 2,006.09/x
  3. Step 3: Cross multiply
    3,578.03x = 4,937.73 × 2,006.09
  4. Step 4: Simplify right side
    3,578.03x = 9,905,530.78
  5. Step 5: Solve for x
    x = 9,905,530.78/3,578.03
  6. Step 6: Final answer
    x = 2,768.43

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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.