Home / 3,578.04-4,937.81-2,006.19

Finding the Fourth Proportional to 3,578.04, 4,937.81 and 2,006.19

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Solution

The fourth proportional to 3,578.04, 4,937.81 and 2,006.19 is: 2,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.04 : 4,937.81 = 2,006.19 : x
  2. Step 2: Convert to fraction form
    3,578.04/4,937.81 = 2,006.19/x
  3. Step 3: Cross multiply
    3,578.04x = 4,937.81 × 2,006.19
  4. Step 4: Simplify right side
    3,578.04x = 9,906,175.01
  5. Step 5: Solve for x
    x = 9,906,175.01/3,578.04
  6. Step 6: Final answer
    x = 2,768.60

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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.