Home / 3,513.34-4,850.68-2,187.58

Finding the Fourth Proportional to 3,513.34, 4,850.68 and 2,187.58

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Solution

The fourth proportional to 3,513.34, 4,850.68 and 2,187.58 is: 3,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.34 : 4,850.68 = 2,187.58 : x
  2. Step 2: Convert to fraction form
    3,513.34/4,850.68 = 2,187.58/x
  3. Step 3: Cross multiply
    3,513.34x = 4,850.68 × 2,187.58
  4. Step 4: Simplify right side
    3,513.34x = 10,611,226.30
  5. Step 5: Solve for x
    x = 10,611,226.30/3,513.34
  6. Step 6: Final answer
    x = 3,020.27

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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.