Home / 3,369.92-4,649.81-2,042.85

Finding the Fourth Proportional to 3,369.92, 4,649.81 and 2,042.85

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Solution

The fourth proportional to 3,369.92, 4,649.81 and 2,042.85 is: 2,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.92 : 4,649.81 = 2,042.85 : x
  2. Step 2: Convert to fraction form
    3,369.92/4,649.81 = 2,042.85/x
  3. Step 3: Cross multiply
    3,369.92x = 4,649.81 × 2,042.85
  4. Step 4: Simplify right side
    3,369.92x = 9,498,864.36
  5. Step 5: Solve for x
    x = 9,498,864.36/3,369.92
  6. Step 6: Final answer
    x = 2,818.72

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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.