Home / 3,008.82-4,516.92-1,429.05

Finding the Fourth Proportional to 3,008.82, 4,516.92 and 1,429.05

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Solution

The fourth proportional to 3,008.82, 4,516.92 and 1,429.05 is: 2,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.82 : 4,516.92 = 1,429.05 : x
  2. Step 2: Convert to fraction form
    3,008.82/4,516.92 = 1,429.05/x
  3. Step 3: Cross multiply
    3,008.82x = 4,516.92 × 1,429.05
  4. Step 4: Simplify right side
    3,008.82x = 6,454,904.53
  5. Step 5: Solve for x
    x = 6,454,904.53/3,008.82
  6. Step 6: Final answer
    x = 2,145.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.