Home / 3,670.15-5,505.23-2,029.90

Finding the Fourth Proportional to 3,670.15, 5,505.23 and 2,029.90

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Solution

The fourth proportional to 3,670.15, 5,505.23 and 2,029.90 is: 3,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.15 : 5,505.23 = 2,029.90 : x
  2. Step 2: Convert to fraction form
    3,670.15/5,505.23 = 2,029.90/x
  3. Step 3: Cross multiply
    3,670.15x = 5,505.23 × 2,029.90
  4. Step 4: Simplify right side
    3,670.15x = 11,175,066.38
  5. Step 5: Solve for x
    x = 11,175,066.38/3,670.15
  6. Step 6: Final answer
    x = 3,044.85

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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.