Home / 3,019.24-4,161.54-2,388.52

Finding the Fourth Proportional to 3,019.24, 4,161.54 and 2,388.52

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Solution

The fourth proportional to 3,019.24, 4,161.54 and 2,388.52 is: 3,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.24 : 4,161.54 = 2,388.52 : x
  2. Step 2: Convert to fraction form
    3,019.24/4,161.54 = 2,388.52/x
  3. Step 3: Cross multiply
    3,019.24x = 4,161.54 × 2,388.52
  4. Step 4: Simplify right side
    3,019.24x = 9,939,921.52
  5. Step 5: Solve for x
    x = 9,939,921.52/3,019.24
  6. Step 6: Final answer
    x = 3,292.19

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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.