Home / 5,025.20-7,542.60-4,295.60

Finding the Fourth Proportional to 5,025.20, 7,542.60 and 4,295.60

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Solution

The fourth proportional to 5,025.20, 7,542.60 and 4,295.60 is: 6,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.20 : 7,542.60 = 4,295.60 : x
  2. Step 2: Convert to fraction form
    5,025.20/7,542.60 = 4,295.60/x
  3. Step 3: Cross multiply
    5,025.20x = 7,542.60 × 4,295.60
  4. Step 4: Simplify right side
    5,025.20x = 32,399,992.56
  5. Step 5: Solve for x
    x = 32,399,992.56/5,025.20
  6. Step 6: Final answer
    x = 6,447.50

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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.