Home / 3,765.54-5,196.45-2,086.93

Finding the Fourth Proportional to 3,765.54, 5,196.45 and 2,086.93

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Solution

The fourth proportional to 3,765.54, 5,196.45 and 2,086.93 is: 2,879.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.54 : 5,196.45 = 2,086.93 : x
  2. Step 2: Convert to fraction form
    3,765.54/5,196.45 = 2,086.93/x
  3. Step 3: Cross multiply
    3,765.54x = 5,196.45 × 2,086.93
  4. Step 4: Simplify right side
    3,765.54x = 10,844,590.98
  5. Step 5: Solve for x
    x = 10,844,590.98/3,765.54
  6. Step 6: Final answer
    x = 2,879.96

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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.