Home / 3,658.24-5,048.46-2,086.36

Finding the Fourth Proportional to 3,658.24, 5,048.46 and 2,086.36

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Solution

The fourth proportional to 3,658.24, 5,048.46 and 2,086.36 is: 2,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.24 : 5,048.46 = 2,086.36 : x
  2. Step 2: Convert to fraction form
    3,658.24/5,048.46 = 2,086.36/x
  3. Step 3: Cross multiply
    3,658.24x = 5,048.46 × 2,086.36
  4. Step 4: Simplify right side
    3,658.24x = 10,532,905.01
  5. Step 5: Solve for x
    x = 10,532,905.01/3,658.24
  6. Step 6: Final answer
    x = 2,879.23

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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.