Home / 3,403.35-5,099.43-2,102.13

Finding the Fourth Proportional to 3,403.35, 5,099.43 and 2,102.13

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Solution

The fourth proportional to 3,403.35, 5,099.43 and 2,102.13 is: 3,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.35 : 5,099.43 = 2,102.13 : x
  2. Step 2: Convert to fraction form
    3,403.35/5,099.43 = 2,102.13/x
  3. Step 3: Cross multiply
    3,403.35x = 5,099.43 × 2,102.13
  4. Step 4: Simplify right side
    3,403.35x = 10,719,664.79
  5. Step 5: Solve for x
    x = 10,719,664.79/3,403.35
  6. Step 6: Final answer
    x = 3,149.74

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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.