Home / 3,339.86-4,608.69-1,942.34

Finding the Fourth Proportional to 3,339.86, 4,608.69 and 1,942.34

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Solution

The fourth proportional to 3,339.86, 4,608.69 and 1,942.34 is: 2,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.86 : 4,608.69 = 1,942.34 : x
  2. Step 2: Convert to fraction form
    3,339.86/4,608.69 = 1,942.34/x
  3. Step 3: Cross multiply
    3,339.86x = 4,608.69 × 1,942.34
  4. Step 4: Simplify right side
    3,339.86x = 8,951,642.93
  5. Step 5: Solve for x
    x = 8,951,642.93/3,339.86
  6. Step 6: Final answer
    x = 2,680.24

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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.