Home / 4,109.20-5,667.78-2,537.80

Finding the Fourth Proportional to 4,109.20, 5,667.78 and 2,537.80

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Solution

The fourth proportional to 4,109.20, 5,667.78 and 2,537.80 is: 3,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.20 : 5,667.78 = 2,537.80 : x
  2. Step 2: Convert to fraction form
    4,109.20/5,667.78 = 2,537.80/x
  3. Step 3: Cross multiply
    4,109.20x = 5,667.78 × 2,537.80
  4. Step 4: Simplify right side
    4,109.20x = 14,383,692.08
  5. Step 5: Solve for x
    x = 14,383,692.08/4,109.20
  6. Step 6: Final answer
    x = 3,500.36

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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.