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Finding the Fourth Proportional to 3,995.64, 5,991.57 and 1,803.24

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Solution

The fourth proportional to 3,995.64, 5,991.57 and 1,803.24 is: 2,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.64 : 5,991.57 = 1,803.24 : x
  2. Step 2: Convert to fraction form
    3,995.64/5,991.57 = 1,803.24/x
  3. Step 3: Cross multiply
    3,995.64x = 5,991.57 × 1,803.24
  4. Step 4: Simplify right side
    3,995.64x = 10,804,238.69
  5. Step 5: Solve for x
    x = 10,804,238.69/3,995.64
  6. Step 6: Final answer
    x = 2,704.01

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Similar ratio
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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.