Home / 2,254.14-3,379.14-867.06

Finding the Fourth Proportional to 2,254.14, 3,379.14 and 867.06

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Solution

The fourth proportional to 2,254.14, 3,379.14 and 867.06 is: 1,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.14 : 3,379.14 = 867.06 : x
  2. Step 2: Convert to fraction form
    2,254.14/3,379.14 = 867.06/x
  3. Step 3: Cross multiply
    2,254.14x = 3,379.14 × 867.06
  4. Step 4: Simplify right side
    2,254.14x = 2,929,917.13
  5. Step 5: Solve for x
    x = 2,929,917.13/2,254.14
  6. Step 6: Final answer
    x = 1,299.79

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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.