Home / 10,942.52-15,096.96-6,161.72

Finding the Fourth Proportional to 10,942.52, 15,096.96 and 6,161.72

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Solution

The fourth proportional to 10,942.52, 15,096.96 and 6,161.72 is: 8,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.52 : 15,096.96 = 6,161.72 : x
  2. Step 2: Convert to fraction form
    10,942.52/15,096.96 = 6,161.72/x
  3. Step 3: Cross multiply
    10,942.52x = 15,096.96 × 6,161.72
  4. Step 4: Simplify right side
    10,942.52x = 93,023,240.37
  5. Step 5: Solve for x
    x = 93,023,240.37/10,942.52
  6. Step 6: Final answer
    x = 8,501.08

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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.