Home / 4,255.52-6,385.20-2,174.24

Finding the Fourth Proportional to 4,255.52, 6,385.20 and 2,174.24

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Solution

The fourth proportional to 4,255.52, 6,385.20 and 2,174.24 is: 3,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.52 : 6,385.20 = 2,174.24 : x
  2. Step 2: Convert to fraction form
    4,255.52/6,385.20 = 2,174.24/x
  3. Step 3: Cross multiply
    4,255.52x = 6,385.20 × 2,174.24
  4. Step 4: Simplify right side
    4,255.52x = 13,882,957.25
  5. Step 5: Solve for x
    x = 13,882,957.25/4,255.52
  6. Step 6: Final answer
    x = 3,262.34

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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.