Home / 1,633.68-2,452.14-1,329.12

Finding the Fourth Proportional to 1,633.68, 2,452.14 and 1,329.12

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Solution

The fourth proportional to 1,633.68, 2,452.14 and 1,329.12 is: 1,995.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.68 : 2,452.14 = 1,329.12 : x
  2. Step 2: Convert to fraction form
    1,633.68/2,452.14 = 1,329.12/x
  3. Step 3: Cross multiply
    1,633.68x = 2,452.14 × 1,329.12
  4. Step 4: Simplify right side
    1,633.68x = 3,259,188.32
  5. Step 5: Solve for x
    x = 3,259,188.32/1,633.68
  6. Step 6: Final answer
    x = 1,995.00

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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.