Home / 11,261.28-16,892.91-2,941.23

Finding the Fourth Proportional to 11,261.28, 16,892.91 and 2,941.23

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Solution

The fourth proportional to 11,261.28, 16,892.91 and 2,941.23 is: 4,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.28 : 16,892.91 = 2,941.23 : x
  2. Step 2: Convert to fraction form
    11,261.28/16,892.91 = 2,941.23/x
  3. Step 3: Cross multiply
    11,261.28x = 16,892.91 × 2,941.23
  4. Step 4: Simplify right side
    11,261.28x = 49,685,933.68
  5. Step 5: Solve for x
    x = 49,685,933.68/11,261.28
  6. Step 6: Final answer
    x = 4,412.10

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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.