Home / 3,516.77-4,850.48-2,100.35

Finding the Fourth Proportional to 3,516.77, 4,850.48 and 2,100.35

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Solution

The fourth proportional to 3,516.77, 4,850.48 and 2,100.35 is: 2,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.77 : 4,850.48 = 2,100.35 : x
  2. Step 2: Convert to fraction form
    3,516.77/4,850.48 = 2,100.35/x
  3. Step 3: Cross multiply
    3,516.77x = 4,850.48 × 2,100.35
  4. Step 4: Simplify right side
    3,516.77x = 10,187,723.05
  5. Step 5: Solve for x
    x = 10,187,723.05/3,516.77
  6. Step 6: Final answer
    x = 2,896.90

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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.