Home / 2,234.06-3,083.16-1,239.45

Finding the Fourth Proportional to 2,234.06, 3,083.16 and 1,239.45

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Solution

The fourth proportional to 2,234.06, 3,083.16 and 1,239.45 is: 1,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.06 : 3,083.16 = 1,239.45 : x
  2. Step 2: Convert to fraction form
    2,234.06/3,083.16 = 1,239.45/x
  3. Step 3: Cross multiply
    2,234.06x = 3,083.16 × 1,239.45
  4. Step 4: Simplify right side
    2,234.06x = 3,821,422.63
  5. Step 5: Solve for x
    x = 3,821,422.63/2,234.06
  6. Step 6: Final answer
    x = 1,710.52

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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.