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Finding the Fourth Proportional to 1,933.41, 2,900.22 and 1,471.91

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Solution

The fourth proportional to 1,933.41, 2,900.22 and 1,471.91 is: 2,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.41 : 2,900.22 = 1,471.91 : x
  2. Step 2: Convert to fraction form
    1,933.41/2,900.22 = 1,471.91/x
  3. Step 3: Cross multiply
    1,933.41x = 2,900.22 × 1,471.91
  4. Step 4: Simplify right side
    1,933.41x = 4,268,855.46
  5. Step 5: Solve for x
    x = 4,268,855.46/1,933.41
  6. Step 6: Final answer
    x = 2,207.94

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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.