Home / 3,616.30-4,990.47-2,044.39

Finding the Fourth Proportional to 3,616.30, 4,990.47 and 2,044.39

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Solution

The fourth proportional to 3,616.30, 4,990.47 and 2,044.39 is: 2,821.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.30 : 4,990.47 = 2,044.39 : x
  2. Step 2: Convert to fraction form
    3,616.30/4,990.47 = 2,044.39/x
  3. Step 3: Cross multiply
    3,616.30x = 4,990.47 × 2,044.39
  4. Step 4: Simplify right side
    3,616.30x = 10,202,466.96
  5. Step 5: Solve for x
    x = 10,202,466.96/3,616.30
  6. Step 6: Final answer
    x = 2,821.24

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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.