Home / 1,460.25-2,189.22-843.26

Finding the Fourth Proportional to 1,460.25, 2,189.22 and 843.26

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Solution

The fourth proportional to 1,460.25, 2,189.22 and 843.26 is: 1,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.25 : 2,189.22 = 843.26 : x
  2. Step 2: Convert to fraction form
    1,460.25/2,189.22 = 843.26/x
  3. Step 3: Cross multiply
    1,460.25x = 2,189.22 × 843.26
  4. Step 4: Simplify right side
    1,460.25x = 1,846,081.66
  5. Step 5: Solve for x
    x = 1,846,081.66/1,460.25
  6. Step 6: Final answer
    x = 1,264.22

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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.