Home / 7,941.57-11,911.52-3,262.08

Finding the Fourth Proportional to 7,941.57, 11,911.52 and 3,262.08

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Solution

The fourth proportional to 7,941.57, 11,911.52 and 3,262.08 is: 4,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.57 : 11,911.52 = 3,262.08 : x
  2. Step 2: Convert to fraction form
    7,941.57/11,911.52 = 3,262.08/x
  3. Step 3: Cross multiply
    7,941.57x = 11,911.52 × 3,262.08
  4. Step 4: Simplify right side
    7,941.57x = 38,856,314.85
  5. Step 5: Solve for x
    x = 38,856,314.85/7,941.57
  6. Step 6: Final answer
    x = 4,892.77

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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.