Home / 4,280.24-5,906.90-2,391.73

Finding the Fourth Proportional to 4,280.24, 5,906.90 and 2,391.73

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Solution

The fourth proportional to 4,280.24, 5,906.90 and 2,391.73 is: 3,300.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.24 : 5,906.90 = 2,391.73 : x
  2. Step 2: Convert to fraction form
    4,280.24/5,906.90 = 2,391.73/x
  3. Step 3: Cross multiply
    4,280.24x = 5,906.90 × 2,391.73
  4. Step 4: Simplify right side
    4,280.24x = 14,127,709.94
  5. Step 5: Solve for x
    x = 14,127,709.94/4,280.24
  6. Step 6: Final answer
    x = 3,300.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.