Home / 11,192-15,445.30-6,155.96

Finding the Fourth Proportional to 11,192, 15,445.30 and 6,155.96

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Solution

The fourth proportional to 11,192, 15,445.30 and 6,155.96 is: 8,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192 : 15,445.30 = 6,155.96 : x
  2. Step 2: Convert to fraction form
    11,192/15,445.30 = 6,155.96/x
  3. Step 3: Cross multiply
    11,192x = 15,445.30 × 6,155.96
  4. Step 4: Simplify right side
    11,192x = 95,080,648.99
  5. Step 5: Solve for x
    x = 95,080,648.99/11,192
  6. Step 6: Final answer
    x = 8,495.41

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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.