Home / 3,336.66-4,604.58-1,920.62

Finding the Fourth Proportional to 3,336.66, 4,604.58 and 1,920.62

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Solution

The fourth proportional to 3,336.66, 4,604.58 and 1,920.62 is: 2,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.66 : 4,604.58 = 1,920.62 : x
  2. Step 2: Convert to fraction form
    3,336.66/4,604.58 = 1,920.62/x
  3. Step 3: Cross multiply
    3,336.66x = 4,604.58 × 1,920.62
  4. Step 4: Simplify right side
    3,336.66x = 8,843,625.42
  5. Step 5: Solve for x
    x = 8,843,625.42/3,336.66
  6. Step 6: Final answer
    x = 2,650.44

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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.