Home / 3,563.60-5,342.20-3,174.80

Finding the Fourth Proportional to 3,563.60, 5,342.20 and 3,174.80

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Solution

The fourth proportional to 3,563.60, 5,342.20 and 3,174.80 is: 4,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.60 : 5,342.20 = 3,174.80 : x
  2. Step 2: Convert to fraction form
    3,563.60/5,342.20 = 3,174.80/x
  3. Step 3: Cross multiply
    3,563.60x = 5,342.20 × 3,174.80
  4. Step 4: Simplify right side
    3,563.60x = 16,960,416.56
  5. Step 5: Solve for x
    x = 16,960,416.56/3,563.60
  6. Step 6: Final answer
    x = 4,759.35

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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.