Home / 4,949.24-7,424.76-2,485.76

Finding the Fourth Proportional to 4,949.24, 7,424.76 and 2,485.76

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Solution

The fourth proportional to 4,949.24, 7,424.76 and 2,485.76 is: 3,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.24 : 7,424.76 = 2,485.76 : x
  2. Step 2: Convert to fraction form
    4,949.24/7,424.76 = 2,485.76/x
  3. Step 3: Cross multiply
    4,949.24x = 7,424.76 × 2,485.76
  4. Step 4: Simplify right side
    4,949.24x = 18,456,171.42
  5. Step 5: Solve for x
    x = 18,456,171.42/4,949.24
  6. Step 6: Final answer
    x = 3,729.09

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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.