Home / 3,083.58-4,255.20-1,757.07

Finding the Fourth Proportional to 3,083.58, 4,255.20 and 1,757.07

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Solution

The fourth proportional to 3,083.58, 4,255.20 and 1,757.07 is: 2,424.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.58 : 4,255.20 = 1,757.07 : x
  2. Step 2: Convert to fraction form
    3,083.58/4,255.20 = 1,757.07/x
  3. Step 3: Cross multiply
    3,083.58x = 4,255.20 × 1,757.07
  4. Step 4: Simplify right side
    3,083.58x = 7,476,684.26
  5. Step 5: Solve for x
    x = 7,476,684.26/3,083.58
  6. Step 6: Final answer
    x = 2,424.68

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1.5x scale

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.