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Finding the Fourth Proportional to 2,083.01, 3,124.19 and 696.33

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Solution

The fourth proportional to 2,083.01, 3,124.19 and 696.33 is: 1,044.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.01 : 3,124.19 = 696.33 : x
  2. Step 2: Convert to fraction form
    2,083.01/3,124.19 = 696.33/x
  3. Step 3: Cross multiply
    2,083.01x = 3,124.19 × 696.33
  4. Step 4: Simplify right side
    2,083.01x = 2,175,463.74
  5. Step 5: Solve for x
    x = 2,175,463.74/2,083.01
  6. Step 6: Final answer
    x = 1,044.39

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1.5x scale

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.