Home / 3,335.88-5,003.36-2,099.40

Finding the Fourth Proportional to 3,335.88, 5,003.36 and 2,099.40

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Solution

The fourth proportional to 3,335.88, 5,003.36 and 2,099.40 is: 3,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.88 : 5,003.36 = 2,099.40 : x
  2. Step 2: Convert to fraction form
    3,335.88/5,003.36 = 2,099.40/x
  3. Step 3: Cross multiply
    3,335.88x = 5,003.36 × 2,099.40
  4. Step 4: Simplify right side
    3,335.88x = 10,504,053.98
  5. Step 5: Solve for x
    x = 10,504,053.98/3,335.88
  6. Step 6: Final answer
    x = 3,148.81

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1.5x scale

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.