Home / 3,578.14-4,937.70-2,006.25

Finding the Fourth Proportional to 3,578.14, 4,937.70 and 2,006.25

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Solution

The fourth proportional to 3,578.14, 4,937.70 and 2,006.25 is: 2,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.14 : 4,937.70 = 2,006.25 : x
  2. Step 2: Convert to fraction form
    3,578.14/4,937.70 = 2,006.25/x
  3. Step 3: Cross multiply
    3,578.14x = 4,937.70 × 2,006.25
  4. Step 4: Simplify right side
    3,578.14x = 9,906,260.63
  5. Step 5: Solve for x
    x = 9,906,260.63/3,578.14
  6. Step 6: Final answer
    x = 2,768.55

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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.