Home / 3,189.03-4,399.86-1,844.47

Finding the Fourth Proportional to 3,189.03, 4,399.86 and 1,844.47

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Solution

The fourth proportional to 3,189.03, 4,399.86 and 1,844.47 is: 2,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.03 : 4,399.86 = 1,844.47 : x
  2. Step 2: Convert to fraction form
    3,189.03/4,399.86 = 1,844.47/x
  3. Step 3: Cross multiply
    3,189.03x = 4,399.86 × 1,844.47
  4. Step 4: Simplify right side
    3,189.03x = 8,115,409.77
  5. Step 5: Solve for x
    x = 8,115,409.77/3,189.03
  6. Step 6: Final answer
    x = 2,544.79

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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.