Home / 3,083.48-4,255-1,757.16

Finding the Fourth Proportional to 3,083.48, 4,255 and 1,757.16

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Solution

The fourth proportional to 3,083.48, 4,255 and 1,757.16 is: 2,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.48 : 4,255 = 1,757.16 : x
  2. Step 2: Convert to fraction form
    3,083.48/4,255 = 1,757.16/x
  3. Step 3: Cross multiply
    3,083.48x = 4,255 × 1,757.16
  4. Step 4: Simplify right side
    3,083.48x = 7,476,715.80
  5. Step 5: Solve for x
    x = 7,476,715.80/3,083.48
  6. Step 6: Final answer
    x = 2,424.77

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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.