Home / 3,008.62-4,151.96-1,682.41

Finding the Fourth Proportional to 3,008.62, 4,151.96 and 1,682.41

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Solution

The fourth proportional to 3,008.62, 4,151.96 and 1,682.41 is: 2,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.62 : 4,151.96 = 1,682.41 : x
  2. Step 2: Convert to fraction form
    3,008.62/4,151.96 = 1,682.41/x
  3. Step 3: Cross multiply
    3,008.62x = 4,151.96 × 1,682.41
  4. Step 4: Simplify right side
    3,008.62x = 6,985,282.47
  5. Step 5: Solve for x
    x = 6,985,282.47/3,008.62
  6. Step 6: Final answer
    x = 2,321.76

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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.