Home / 2,467.88-3,405.68-1,419.94

Finding the Fourth Proportional to 2,467.88, 3,405.68 and 1,419.94

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Solution

The fourth proportional to 2,467.88, 3,405.68 and 1,419.94 is: 1,959.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.88 : 3,405.68 = 1,419.94 : x
  2. Step 2: Convert to fraction form
    2,467.88/3,405.68 = 1,419.94/x
  3. Step 3: Cross multiply
    2,467.88x = 3,405.68 × 1,419.94
  4. Step 4: Simplify right side
    2,467.88x = 4,835,861.26
  5. Step 5: Solve for x
    x = 4,835,861.26/2,467.88
  6. Step 6: Final answer
    x = 1,959.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.