Home / 2,513.80-3,761.34-2,204.20

Finding the Fourth Proportional to 2,513.80, 3,761.34 and 2,204.20

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Solution

The fourth proportional to 2,513.80, 3,761.34 and 2,204.20 is: 3,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.80 : 3,761.34 = 2,204.20 : x
  2. Step 2: Convert to fraction form
    2,513.80/3,761.34 = 2,204.20/x
  3. Step 3: Cross multiply
    2,513.80x = 3,761.34 × 2,204.20
  4. Step 4: Simplify right side
    2,513.80x = 8,290,745.63
  5. Step 5: Solve for x
    x = 8,290,745.63/2,513.80
  6. Step 6: Final answer
    x = 3,298.09

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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.