Home / 3,403.85-5,103.34-2,104.07

Finding the Fourth Proportional to 3,403.85, 5,103.34 and 2,104.07

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Solution

The fourth proportional to 3,403.85, 5,103.34 and 2,104.07 is: 3,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.85 : 5,103.34 = 2,104.07 : x
  2. Step 2: Convert to fraction form
    3,403.85/5,103.34 = 2,104.07/x
  3. Step 3: Cross multiply
    3,403.85x = 5,103.34 × 2,104.07
  4. Step 4: Simplify right side
    3,403.85x = 10,737,753.82
  5. Step 5: Solve for x
    x = 10,737,753.82/3,403.85
  6. Step 6: Final answer
    x = 3,154.60

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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.