Home / 8,288.99-12,433.61-4,614.57

Finding the Fourth Proportional to 8,288.99, 12,433.61 and 4,614.57

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Solution

The fourth proportional to 8,288.99, 12,433.61 and 4,614.57 is: 6,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.99 : 12,433.61 = 4,614.57 : x
  2. Step 2: Convert to fraction form
    8,288.99/12,433.61 = 4,614.57/x
  3. Step 3: Cross multiply
    8,288.99x = 12,433.61 × 4,614.57
  4. Step 4: Simplify right side
    8,288.99x = 57,375,709.54
  5. Step 5: Solve for x
    x = 57,375,709.54/8,288.99
  6. Step 6: Final answer
    x = 6,921.92

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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.