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Finding the Fourth Proportional to 1,956.35, 2,933.46 and 901.02

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Solution

The fourth proportional to 1,956.35, 2,933.46 and 901.02 is: 1,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956.35 : 2,933.46 = 901.02 : x
  2. Step 2: Convert to fraction form
    1,956.35/2,933.46 = 901.02/x
  3. Step 3: Cross multiply
    1,956.35x = 2,933.46 × 901.02
  4. Step 4: Simplify right side
    1,956.35x = 2,643,101.62
  5. Step 5: Solve for x
    x = 2,643,101.62/1,956.35
  6. Step 6: Final answer
    x = 1,351.04

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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.