Home / 7,927.83-11,892.33-2,381.04

Finding the Fourth Proportional to 7,927.83, 11,892.33 and 2,381.04

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Solution

The fourth proportional to 7,927.83, 11,892.33 and 2,381.04 is: 3,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.83 : 11,892.33 = 2,381.04 : x
  2. Step 2: Convert to fraction form
    7,927.83/11,892.33 = 2,381.04/x
  3. Step 3: Cross multiply
    7,927.83x = 11,892.33 × 2,381.04
  4. Step 4: Simplify right side
    7,927.83x = 28,316,113.42
  5. Step 5: Solve for x
    x = 28,316,113.42/7,927.83
  6. Step 6: Final answer
    x = 3,571.74

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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.