Home / 3,516.85-5,279.34-2,057.05

Finding the Fourth Proportional to 3,516.85, 5,279.34 and 2,057.05

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Solution

The fourth proportional to 3,516.85, 5,279.34 and 2,057.05 is: 3,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.85 : 5,279.34 = 2,057.05 : x
  2. Step 2: Convert to fraction form
    3,516.85/5,279.34 = 2,057.05/x
  3. Step 3: Cross multiply
    3,516.85x = 5,279.34 × 2,057.05
  4. Step 4: Simplify right side
    3,516.85x = 10,859,839.95
  5. Step 5: Solve for x
    x = 10,859,839.95/3,516.85
  6. Step 6: Final answer
    x = 3,087.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.