Home / 1,959.24-2,933.10-1,372.20

Finding the Fourth Proportional to 1,959.24, 2,933.10 and 1,372.20

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Solution

The fourth proportional to 1,959.24, 2,933.10 and 1,372.20 is: 2,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.24 : 2,933.10 = 1,372.20 : x
  2. Step 2: Convert to fraction form
    1,959.24/2,933.10 = 1,372.20/x
  3. Step 3: Cross multiply
    1,959.24x = 2,933.10 × 1,372.20
  4. Step 4: Simplify right side
    1,959.24x = 4,024,799.82
  5. Step 5: Solve for x
    x = 4,024,799.82/1,959.24
  6. Step 6: Final answer
    x = 2,054.27

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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.