Home / 3,008.32-4,151.64-1,682.04

Finding the Fourth Proportional to 3,008.32, 4,151.64 and 1,682.04

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Solution

The fourth proportional to 3,008.32, 4,151.64 and 1,682.04 is: 2,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.32 : 4,151.64 = 1,682.04 : x
  2. Step 2: Convert to fraction form
    3,008.32/4,151.64 = 1,682.04/x
  3. Step 3: Cross multiply
    3,008.32x = 4,151.64 × 1,682.04
  4. Step 4: Simplify right side
    3,008.32x = 6,983,224.55
  5. Step 5: Solve for x
    x = 6,983,224.55/3,008.32
  6. Step 6: Final answer
    x = 2,321.30

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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.