Home / 3,006.42-4,509.35-2,132.66

Finding the Fourth Proportional to 3,006.42, 4,509.35 and 2,132.66

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Solution

The fourth proportional to 3,006.42, 4,509.35 and 2,132.66 is: 3,198.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.42 : 4,509.35 = 2,132.66 : x
  2. Step 2: Convert to fraction form
    3,006.42/4,509.35 = 2,132.66/x
  3. Step 3: Cross multiply
    3,006.42x = 4,509.35 × 2,132.66
  4. Step 4: Simplify right side
    3,006.42x = 9,616,877.16
  5. Step 5: Solve for x
    x = 9,616,877.16/3,006.42
  6. Step 6: Final answer
    x = 3,198.78

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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.