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Finding the Fourth Proportional to 2,944.84, 4,395.22 and 2,896.24

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Solution

The fourth proportional to 2,944.84, 4,395.22 and 2,896.24 is: 4,322.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.84 : 4,395.22 = 2,896.24 : x
  2. Step 2: Convert to fraction form
    2,944.84/4,395.22 = 2,896.24/x
  3. Step 3: Cross multiply
    2,944.84x = 4,395.22 × 2,896.24
  4. Step 4: Simplify right side
    2,944.84x = 12,729,611.97
  5. Step 5: Solve for x
    x = 12,729,611.97/2,944.84
  6. Step 6: Final answer
    x = 4,322.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.