Home / 3,905.17-5,858.27-1,441.72

Finding the Fourth Proportional to 3,905.17, 5,858.27 and 1,441.72

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Solution

The fourth proportional to 3,905.17, 5,858.27 and 1,441.72 is: 2,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.17 : 5,858.27 = 1,441.72 : x
  2. Step 2: Convert to fraction form
    3,905.17/5,858.27 = 1,441.72/x
  3. Step 3: Cross multiply
    3,905.17x = 5,858.27 × 1,441.72
  4. Step 4: Simplify right side
    3,905.17x = 8,446,015.13
  5. Step 5: Solve for x
    x = 8,446,015.13/3,905.17
  6. Step 6: Final answer
    x = 2,162.78

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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.