Home / 5,256.96-7,885.27-2,136.04

Finding the Fourth Proportional to 5,256.96, 7,885.27 and 2,136.04

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Solution

The fourth proportional to 5,256.96, 7,885.27 and 2,136.04 is: 3,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.96 : 7,885.27 = 2,136.04 : x
  2. Step 2: Convert to fraction form
    5,256.96/7,885.27 = 2,136.04/x
  3. Step 3: Cross multiply
    5,256.96x = 7,885.27 × 2,136.04
  4. Step 4: Simplify right side
    5,256.96x = 16,843,252.13
  5. Step 5: Solve for x
    x = 16,843,252.13/5,256.96
  6. Step 6: Final answer
    x = 3,203.99

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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.