Home / 2,620.33-3,616.03-1,951.13

Finding the Fourth Proportional to 2,620.33, 3,616.03 and 1,951.13

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Solution

The fourth proportional to 2,620.33, 3,616.03 and 1,951.13 is: 2,692.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.33 : 3,616.03 = 1,951.13 : x
  2. Step 2: Convert to fraction form
    2,620.33/3,616.03 = 1,951.13/x
  3. Step 3: Cross multiply
    2,620.33x = 3,616.03 × 1,951.13
  4. Step 4: Simplify right side
    2,620.33x = 7,055,358.30
  5. Step 5: Solve for x
    x = 7,055,358.30/2,620.33
  6. Step 6: Final answer
    x = 2,692.54

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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.