Home / 3,103.01-4,652.09-2,126.15

Finding the Fourth Proportional to 3,103.01, 4,652.09 and 2,126.15

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Solution

The fourth proportional to 3,103.01, 4,652.09 and 2,126.15 is: 3,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.01 : 4,652.09 = 2,126.15 : x
  2. Step 2: Convert to fraction form
    3,103.01/4,652.09 = 2,126.15/x
  3. Step 3: Cross multiply
    3,103.01x = 4,652.09 × 2,126.15
  4. Step 4: Simplify right side
    3,103.01x = 9,891,042.15
  5. Step 5: Solve for x
    x = 9,891,042.15/3,103.01
  6. Step 6: Final answer
    x = 3,187.56

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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.