Home / 5,192.49-7,789.71-2,230.92

Finding the Fourth Proportional to 5,192.49, 7,789.71 and 2,230.92

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Solution

The fourth proportional to 5,192.49, 7,789.71 and 2,230.92 is: 3,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.49 : 7,789.71 = 2,230.92 : x
  2. Step 2: Convert to fraction form
    5,192.49/7,789.71 = 2,230.92/x
  3. Step 3: Cross multiply
    5,192.49x = 7,789.71 × 2,230.92
  4. Step 4: Simplify right side
    5,192.49x = 17,378,219.83
  5. Step 5: Solve for x
    x = 17,378,219.83/5,192.49
  6. Step 6: Final answer
    x = 3,346.80

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1.5x scale

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.