Home / 2,327-3,211.26-1,396.04

Finding the Fourth Proportional to 2,327, 3,211.26 and 1,396.04

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Solution

The fourth proportional to 2,327, 3,211.26 and 1,396.04 is: 1,926.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327 : 3,211.26 = 1,396.04 : x
  2. Step 2: Convert to fraction form
    2,327/3,211.26 = 1,396.04/x
  3. Step 3: Cross multiply
    2,327x = 3,211.26 × 1,396.04
  4. Step 4: Simplify right side
    2,327x = 4,483,047.41
  5. Step 5: Solve for x
    x = 4,483,047.41/2,327
  6. Step 6: Final answer
    x = 1,926.54

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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.