Home / 4,572.20-6,857.18-3,197.80

Finding the Fourth Proportional to 4,572.20, 6,857.18 and 3,197.80

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Solution

The fourth proportional to 4,572.20, 6,857.18 and 3,197.80 is: 4,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.20 : 6,857.18 = 3,197.80 : x
  2. Step 2: Convert to fraction form
    4,572.20/6,857.18 = 3,197.80/x
  3. Step 3: Cross multiply
    4,572.20x = 6,857.18 × 3,197.80
  4. Step 4: Simplify right side
    4,572.20x = 21,927,890.20
  5. Step 5: Solve for x
    x = 21,927,890.20/4,572.20
  6. Step 6: Final answer
    x = 4,795.92

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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.