Home / 2,083.02-3,124.17-696.20

Finding the Fourth Proportional to 2,083.02, 3,124.17 and 696.20

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Solution

The fourth proportional to 2,083.02, 3,124.17 and 696.20 is: 1,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.02 : 3,124.17 = 696.20 : x
  2. Step 2: Convert to fraction form
    2,083.02/3,124.17 = 696.20/x
  3. Step 3: Cross multiply
    2,083.02x = 3,124.17 × 696.20
  4. Step 4: Simplify right side
    2,083.02x = 2,175,028.05
  5. Step 5: Solve for x
    x = 2,175,028.05/2,083.02
  6. Step 6: Final answer
    x = 1,044.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.