Home / 3,336.46-4,604.04-1,920.07

Finding the Fourth Proportional to 3,336.46, 4,604.04 and 1,920.07

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Solution

The fourth proportional to 3,336.46, 4,604.04 and 1,920.07 is: 2,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.46 : 4,604.04 = 1,920.07 : x
  2. Step 2: Convert to fraction form
    3,336.46/4,604.04 = 1,920.07/x
  3. Step 3: Cross multiply
    3,336.46x = 4,604.04 × 1,920.07
  4. Step 4: Simplify right side
    3,336.46x = 8,840,079.08
  5. Step 5: Solve for x
    x = 8,840,079.08/3,336.46
  6. Step 6: Final answer
    x = 2,649.54

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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.