Home / 3,436.93-4,739.83-2,906.92

Finding the Fourth Proportional to 3,436.93, 4,739.83 and 2,906.92

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Solution

The fourth proportional to 3,436.93, 4,739.83 and 2,906.92 is: 4,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.93 : 4,739.83 = 2,906.92 : x
  2. Step 2: Convert to fraction form
    3,436.93/4,739.83 = 2,906.92/x
  3. Step 3: Cross multiply
    3,436.93x = 4,739.83 × 2,906.92
  4. Step 4: Simplify right side
    3,436.93x = 13,778,306.62
  5. Step 5: Solve for x
    x = 13,778,306.62/3,436.93
  6. Step 6: Final answer
    x = 4,008.90

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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.