Home / 3,658.03-5,048.33-2,086.22

Finding the Fourth Proportional to 3,658.03, 5,048.33 and 2,086.22

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Solution

The fourth proportional to 3,658.03, 5,048.33 and 2,086.22 is: 2,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.03 : 5,048.33 = 2,086.22 : x
  2. Step 2: Convert to fraction form
    3,658.03/5,048.33 = 2,086.22/x
  3. Step 3: Cross multiply
    3,658.03x = 5,048.33 × 2,086.22
  4. Step 4: Simplify right side
    3,658.03x = 10,531,929.20
  5. Step 5: Solve for x
    x = 10,531,929.20/3,658.03
  6. Step 6: Final answer
    x = 2,879.13

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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.