Home / 2,400.36-3,602.16-939.33

Finding the Fourth Proportional to 2,400.36, 3,602.16 and 939.33

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Solution

The fourth proportional to 2,400.36, 3,602.16 and 939.33 is: 1,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.36 : 3,602.16 = 939.33 : x
  2. Step 2: Convert to fraction form
    2,400.36/3,602.16 = 939.33/x
  3. Step 3: Cross multiply
    2,400.36x = 3,602.16 × 939.33
  4. Step 4: Simplify right side
    2,400.36x = 3,383,616.95
  5. Step 5: Solve for x
    x = 3,383,616.95/2,400.36
  6. Step 6: Final answer
    x = 1,409.63

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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.