Home / 3,910.27-5,861.14-1,443.01

Finding the Fourth Proportional to 3,910.27, 5,861.14 and 1,443.01

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Solution

The fourth proportional to 3,910.27, 5,861.14 and 1,443.01 is: 2,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.27 : 5,861.14 = 1,443.01 : x
  2. Step 2: Convert to fraction form
    3,910.27/5,861.14 = 1,443.01/x
  3. Step 3: Cross multiply
    3,910.27x = 5,861.14 × 1,443.01
  4. Step 4: Simplify right side
    3,910.27x = 8,457,683.63
  5. Step 5: Solve for x
    x = 8,457,683.63/3,910.27
  6. Step 6: Final answer
    x = 2,162.94

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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.