Home / 3,814.66-5,264.34-2,136.06

Finding the Fourth Proportional to 3,814.66, 5,264.34 and 2,136.06

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Solution

The fourth proportional to 3,814.66, 5,264.34 and 2,136.06 is: 2,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.66 : 5,264.34 = 2,136.06 : x
  2. Step 2: Convert to fraction form
    3,814.66/5,264.34 = 2,136.06/x
  3. Step 3: Cross multiply
    3,814.66x = 5,264.34 × 2,136.06
  4. Step 4: Simplify right side
    3,814.66x = 11,244,919.78
  5. Step 5: Solve for x
    x = 11,244,919.78/3,814.66
  6. Step 6: Final answer
    x = 2,947.82

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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.