Home / 3,744.66-5,617.26-1,147.26

Finding the Fourth Proportional to 3,744.66, 5,617.26 and 1,147.26

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Solution

The fourth proportional to 3,744.66, 5,617.26 and 1,147.26 is: 1,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.66 : 5,617.26 = 1,147.26 : x
  2. Step 2: Convert to fraction form
    3,744.66/5,617.26 = 1,147.26/x
  3. Step 3: Cross multiply
    3,744.66x = 5,617.26 × 1,147.26
  4. Step 4: Simplify right side
    3,744.66x = 6,444,457.71
  5. Step 5: Solve for x
    x = 6,444,457.71/3,744.66
  6. Step 6: Final answer
    x = 1,720.97

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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.