Home / 3,379.13-5,066.43-1,404.24

Finding the Fourth Proportional to 3,379.13, 5,066.43 and 1,404.24

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Solution

The fourth proportional to 3,379.13, 5,066.43 and 1,404.24 is: 2,105.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.13 : 5,066.43 = 1,404.24 : x
  2. Step 2: Convert to fraction form
    3,379.13/5,066.43 = 1,404.24/x
  3. Step 3: Cross multiply
    3,379.13x = 5,066.43 × 1,404.24
  4. Step 4: Simplify right side
    3,379.13x = 7,114,483.66
  5. Step 5: Solve for x
    x = 7,114,483.66/3,379.13
  6. Step 6: Final answer
    x = 2,105.42

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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.