Home / 2,234.13-3,083.06-1,239.39

Finding the Fourth Proportional to 2,234.13, 3,083.06 and 1,239.39

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Solution

The fourth proportional to 2,234.13, 3,083.06 and 1,239.39 is: 1,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.13 : 3,083.06 = 1,239.39 : x
  2. Step 2: Convert to fraction form
    2,234.13/3,083.06 = 1,239.39/x
  3. Step 3: Cross multiply
    2,234.13x = 3,083.06 × 1,239.39
  4. Step 4: Simplify right side
    2,234.13x = 3,821,112.50
  5. Step 5: Solve for x
    x = 3,821,112.50/2,234.13
  6. Step 6: Final answer
    x = 1,710.33

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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.