Home / 3,175.72-4,382.44-1,740.07

Finding the Fourth Proportional to 3,175.72, 4,382.44 and 1,740.07

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Solution

The fourth proportional to 3,175.72, 4,382.44 and 1,740.07 is: 2,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.72 : 4,382.44 = 1,740.07 : x
  2. Step 2: Convert to fraction form
    3,175.72/4,382.44 = 1,740.07/x
  3. Step 3: Cross multiply
    3,175.72x = 4,382.44 × 1,740.07
  4. Step 4: Simplify right side
    3,175.72x = 7,625,753.50
  5. Step 5: Solve for x
    x = 7,625,753.50/3,175.72
  6. Step 6: Final answer
    x = 2,401.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.