Home / 3,336.03-4,603.32-1,991.39

Finding the Fourth Proportional to 3,336.03, 4,603.32 and 1,991.39

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Solution

The fourth proportional to 3,336.03, 4,603.32 and 1,991.39 is: 2,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.03 : 4,603.32 = 1,991.39 : x
  2. Step 2: Convert to fraction form
    3,336.03/4,603.32 = 1,991.39/x
  3. Step 3: Cross multiply
    3,336.03x = 4,603.32 × 1,991.39
  4. Step 4: Simplify right side
    3,336.03x = 9,167,016.92
  5. Step 5: Solve for x
    x = 9,167,016.92/3,336.03
  6. Step 6: Final answer
    x = 2,747.88

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1.5x scale

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.