Home / 7,662.43-11,501.70-6,790.52

Finding the Fourth Proportional to 7,662.43, 11,501.70 and 6,790.52

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Solution

The fourth proportional to 7,662.43, 11,501.70 and 6,790.52 is: 10,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.43 : 11,501.70 = 6,790.52 : x
  2. Step 2: Convert to fraction form
    7,662.43/11,501.70 = 6,790.52/x
  3. Step 3: Cross multiply
    7,662.43x = 11,501.70 × 6,790.52
  4. Step 4: Simplify right side
    7,662.43x = 78,102,523.88
  5. Step 5: Solve for x
    x = 78,102,523.88/7,662.43
  6. Step 6: Final answer
    x = 10,192.92

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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.