Home / 3,917.66-5,877.36-1,144.58

Finding the Fourth Proportional to 3,917.66, 5,877.36 and 1,144.58

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Solution

The fourth proportional to 3,917.66, 5,877.36 and 1,144.58 is: 1,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.66 : 5,877.36 = 1,144.58 : x
  2. Step 2: Convert to fraction form
    3,917.66/5,877.36 = 1,144.58/x
  3. Step 3: Cross multiply
    3,917.66x = 5,877.36 × 1,144.58
  4. Step 4: Simplify right side
    3,917.66x = 6,727,079.32
  5. Step 5: Solve for x
    x = 6,727,079.32/3,917.66
  6. Step 6: Final answer
    x = 1,717.12

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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.