Home / 3,499.57-4,829.49-1,906.30

Finding the Fourth Proportional to 3,499.57, 4,829.49 and 1,906.30

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Solution

The fourth proportional to 3,499.57, 4,829.49 and 1,906.30 is: 2,630.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.57 : 4,829.49 = 1,906.30 : x
  2. Step 2: Convert to fraction form
    3,499.57/4,829.49 = 1,906.30/x
  3. Step 3: Cross multiply
    3,499.57x = 4,829.49 × 1,906.30
  4. Step 4: Simplify right side
    3,499.57x = 9,206,456.79
  5. Step 5: Solve for x
    x = 9,206,456.79/3,499.57
  6. Step 6: Final answer
    x = 2,630.74

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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.