Home / 3,682.20-5,550.87-3,437.76

Finding the Fourth Proportional to 3,682.20, 5,550.87 and 3,437.76

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Solution

The fourth proportional to 3,682.20, 5,550.87 and 3,437.76 is: 5,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.20 : 5,550.87 = 3,437.76 : x
  2. Step 2: Convert to fraction form
    3,682.20/5,550.87 = 3,437.76/x
  3. Step 3: Cross multiply
    3,682.20x = 5,550.87 × 3,437.76
  4. Step 4: Simplify right side
    3,682.20x = 19,082,558.85
  5. Step 5: Solve for x
    x = 19,082,558.85/3,682.20
  6. Step 6: Final answer
    x = 5,182.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.