Home / 3,346.92-4,618.44-1,930.86

Finding the Fourth Proportional to 3,346.92, 4,618.44 and 1,930.86

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Solution

The fourth proportional to 3,346.92, 4,618.44 and 1,930.86 is: 2,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.92 : 4,618.44 = 1,930.86 : x
  2. Step 2: Convert to fraction form
    3,346.92/4,618.44 = 1,930.86/x
  3. Step 3: Cross multiply
    3,346.92x = 4,618.44 × 1,930.86
  4. Step 4: Simplify right side
    3,346.92x = 8,917,561.06
  5. Step 5: Solve for x
    x = 8,917,561.06/3,346.92
  6. Step 6: Final answer
    x = 2,664.41

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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.