Home / 2,001.86-3,004.32-1,308.33

Finding the Fourth Proportional to 2,001.86, 3,004.32 and 1,308.33

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Solution

The fourth proportional to 2,001.86, 3,004.32 and 1,308.33 is: 1,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.86 : 3,004.32 = 1,308.33 : x
  2. Step 2: Convert to fraction form
    2,001.86/3,004.32 = 1,308.33/x
  3. Step 3: Cross multiply
    2,001.86x = 3,004.32 × 1,308.33
  4. Step 4: Simplify right side
    2,001.86x = 3,930,627.40
  5. Step 5: Solve for x
    x = 3,930,627.40/2,001.86
  6. Step 6: Final answer
    x = 1,963.48

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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.