Home / 7,717.73-10,650.46-4,180.96

Finding the Fourth Proportional to 7,717.73, 10,650.46 and 4,180.96

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Solution

The fourth proportional to 7,717.73, 10,650.46 and 4,180.96 is: 5,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.73 : 10,650.46 = 4,180.96 : x
  2. Step 2: Convert to fraction form
    7,717.73/10,650.46 = 4,180.96/x
  3. Step 3: Cross multiply
    7,717.73x = 10,650.46 × 4,180.96
  4. Step 4: Simplify right side
    7,717.73x = 44,529,073.08
  5. Step 5: Solve for x
    x = 44,529,073.08/7,717.73
  6. Step 6: Final answer
    x = 5,769.71

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1.5x scale

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.