Home / 1,958.12-2,933.90-1,882.25

Finding the Fourth Proportional to 1,958.12, 2,933.90 and 1,882.25

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Solution

The fourth proportional to 1,958.12, 2,933.90 and 1,882.25 is: 2,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.12 : 2,933.90 = 1,882.25 : x
  2. Step 2: Convert to fraction form
    1,958.12/2,933.90 = 1,882.25/x
  3. Step 3: Cross multiply
    1,958.12x = 2,933.90 × 1,882.25
  4. Step 4: Simplify right side
    1,958.12x = 5,522,333.28
  5. Step 5: Solve for x
    x = 5,522,333.28/1,958.12
  6. Step 6: Final answer
    x = 2,820.22

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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.