Home / 3,658.46-5,048.73-2,086.52

Finding the Fourth Proportional to 3,658.46, 5,048.73 and 2,086.52

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Solution

The fourth proportional to 3,658.46, 5,048.73 and 2,086.52 is: 2,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.46 : 5,048.73 = 2,086.52 : x
  2. Step 2: Convert to fraction form
    3,658.46/5,048.73 = 2,086.52/x
  3. Step 3: Cross multiply
    3,658.46x = 5,048.73 × 2,086.52
  4. Step 4: Simplify right side
    3,658.46x = 10,534,276.12
  5. Step 5: Solve for x
    x = 10,534,276.12/3,658.46
  6. Step 6: Final answer
    x = 2,879.43

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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.