Home / 3,008.28-4,151.23-1,682.08

Finding the Fourth Proportional to 3,008.28, 4,151.23 and 1,682.08

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Solution

The fourth proportional to 3,008.28, 4,151.23 and 1,682.08 is: 2,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.28 : 4,151.23 = 1,682.08 : x
  2. Step 2: Convert to fraction form
    3,008.28/4,151.23 = 1,682.08/x
  3. Step 3: Cross multiply
    3,008.28x = 4,151.23 × 1,682.08
  4. Step 4: Simplify right side
    3,008.28x = 6,982,700.96
  5. Step 5: Solve for x
    x = 6,982,700.96/3,008.28
  6. Step 6: Final answer
    x = 2,321.16

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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.