Home / 1,743.66-2,609.96-1,255.23

Finding the Fourth Proportional to 1,743.66, 2,609.96 and 1,255.23

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Solution

The fourth proportional to 1,743.66, 2,609.96 and 1,255.23 is: 1,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.66 : 2,609.96 = 1,255.23 : x
  2. Step 2: Convert to fraction form
    1,743.66/2,609.96 = 1,255.23/x
  3. Step 3: Cross multiply
    1,743.66x = 2,609.96 × 1,255.23
  4. Step 4: Simplify right side
    1,743.66x = 3,276,093.81
  5. Step 5: Solve for x
    x = 3,276,093.81/1,743.66
  6. Step 6: Final answer
    x = 1,878.86

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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.