Home / 7,536.92-10,400.89-4,179.73

Finding the Fourth Proportional to 7,536.92, 10,400.89 and 4,179.73

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Solution

The fourth proportional to 7,536.92, 10,400.89 and 4,179.73 is: 5,767.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.92 : 10,400.89 = 4,179.73 : x
  2. Step 2: Convert to fraction form
    7,536.92/10,400.89 = 4,179.73/x
  3. Step 3: Cross multiply
    7,536.92x = 10,400.89 × 4,179.73
  4. Step 4: Simplify right side
    7,536.92x = 43,472,911.96
  5. Step 5: Solve for x
    x = 43,472,911.96/7,536.92
  6. Step 6: Final answer
    x = 5,767.99

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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.