Home / 4,027.20-5,563.20-3,107.52

Finding the Fourth Proportional to 4,027.20, 5,563.20 and 3,107.52

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Solution

The fourth proportional to 4,027.20, 5,563.20 and 3,107.52 is: 4,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.20 : 5,563.20 = 3,107.52 : x
  2. Step 2: Convert to fraction form
    4,027.20/5,563.20 = 3,107.52/x
  3. Step 3: Cross multiply
    4,027.20x = 5,563.20 × 3,107.52
  4. Step 4: Simplify right side
    4,027.20x = 17,287,755.26
  5. Step 5: Solve for x
    x = 17,287,755.26/4,027.20
  6. Step 6: Final answer
    x = 4,292.75

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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.