Home / 3,083.79-4,256.07-1,757.62

Finding the Fourth Proportional to 3,083.79, 4,256.07 and 1,757.62

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Solution

The fourth proportional to 3,083.79, 4,256.07 and 1,757.62 is: 2,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.79 : 4,256.07 = 1,757.62 : x
  2. Step 2: Convert to fraction form
    3,083.79/4,256.07 = 1,757.62/x
  3. Step 3: Cross multiply
    3,083.79x = 4,256.07 × 1,757.62
  4. Step 4: Simplify right side
    3,083.79x = 7,480,553.75
  5. Step 5: Solve for x
    x = 7,480,553.75/3,083.79
  6. Step 6: Final answer
    x = 2,425.77

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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.