Home / 11,392.11-15,722.01-6,357.96

Finding the Fourth Proportional to 11,392.11, 15,722.01 and 6,357.96

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Solution

The fourth proportional to 11,392.11, 15,722.01 and 6,357.96 is: 8,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.11 : 15,722.01 = 6,357.96 : x
  2. Step 2: Convert to fraction form
    11,392.11/15,722.01 = 6,357.96/x
  3. Step 3: Cross multiply
    11,392.11x = 15,722.01 × 6,357.96
  4. Step 4: Simplify right side
    11,392.11x = 99,959,910.70
  5. Step 5: Solve for x
    x = 99,959,910.70/11,392.11
  6. Step 6: Final answer
    x = 8,774.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.