Home / 3,871.00-5,342.33-2,193.17

Finding the Fourth Proportional to 3,871.00, 5,342.33 and 2,193.17

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Solution

The fourth proportional to 3,871.00, 5,342.33 and 2,193.17 is: 3,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871.00 : 5,342.33 = 2,193.17 : x
  2. Step 2: Convert to fraction form
    3,871.00/5,342.33 = 2,193.17/x
  3. Step 3: Cross multiply
    3,871.00x = 5,342.33 × 2,193.17
  4. Step 4: Simplify right side
    3,871.00x = 11,716,626.92
  5. Step 5: Solve for x
    x = 11,716,626.92/3,871.00
  6. Step 6: Final answer
    x = 3,026.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.