Home / 3,084.14-4,256.12-1,757.86

Finding the Fourth Proportional to 3,084.14, 4,256.12 and 1,757.86

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Solution

The fourth proportional to 3,084.14, 4,256.12 and 1,757.86 is: 2,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.14 : 4,256.12 = 1,757.86 : x
  2. Step 2: Convert to fraction form
    3,084.14/4,256.12 = 1,757.86/x
  3. Step 3: Cross multiply
    3,084.14x = 4,256.12 × 1,757.86
  4. Step 4: Simplify right side
    3,084.14x = 7,481,656.86
  5. Step 5: Solve for x
    x = 7,481,656.86/3,084.14
  6. Step 6: Final answer
    x = 2,425.85

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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.