Home / 4,572.18-6,311.16-2,896.38

Finding the Fourth Proportional to 4,572.18, 6,311.16 and 2,896.38

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Solution

The fourth proportional to 4,572.18, 6,311.16 and 2,896.38 is: 3,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.18 : 6,311.16 = 2,896.38 : x
  2. Step 2: Convert to fraction form
    4,572.18/6,311.16 = 2,896.38/x
  3. Step 3: Cross multiply
    4,572.18x = 6,311.16 × 2,896.38
  4. Step 4: Simplify right side
    4,572.18x = 18,279,517.60
  5. Step 5: Solve for x
    x = 18,279,517.60/4,572.18
  6. Step 6: Final answer
    x = 3,997.99

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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.