Home / 3,679.14-5,072.85-2,793.45

Finding the Fourth Proportional to 3,679.14, 5,072.85 and 2,793.45

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Solution

The fourth proportional to 3,679.14, 5,072.85 and 2,793.45 is: 3,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.14 : 5,072.85 = 2,793.45 : x
  2. Step 2: Convert to fraction form
    3,679.14/5,072.85 = 2,793.45/x
  3. Step 3: Cross multiply
    3,679.14x = 5,072.85 × 2,793.45
  4. Step 4: Simplify right side
    3,679.14x = 14,170,752.83
  5. Step 5: Solve for x
    x = 14,170,752.83/3,679.14
  6. Step 6: Final answer
    x = 3,851.65

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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.