Home / 2,614.29-3,607.66-1,419.24

Finding the Fourth Proportional to 2,614.29, 3,607.66 and 1,419.24

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Solution

The fourth proportional to 2,614.29, 3,607.66 and 1,419.24 is: 1,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.29 : 3,607.66 = 1,419.24 : x
  2. Step 2: Convert to fraction form
    2,614.29/3,607.66 = 1,419.24/x
  3. Step 3: Cross multiply
    2,614.29x = 3,607.66 × 1,419.24
  4. Step 4: Simplify right side
    2,614.29x = 5,120,122.40
  5. Step 5: Solve for x
    x = 5,120,122.40/2,614.29
  6. Step 6: Final answer
    x = 1,958.51

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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.