Home / 3,336.35-4,603.91-1,919.97

Finding the Fourth Proportional to 3,336.35, 4,603.91 and 1,919.97

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Solution

The fourth proportional to 3,336.35, 4,603.91 and 1,919.97 is: 2,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.35 : 4,603.91 = 1,919.97 : x
  2. Step 2: Convert to fraction form
    3,336.35/4,603.91 = 1,919.97/x
  3. Step 3: Cross multiply
    3,336.35x = 4,603.91 × 1,919.97
  4. Step 4: Simplify right side
    3,336.35x = 8,839,359.48
  5. Step 5: Solve for x
    x = 8,839,359.48/3,336.35
  6. Step 6: Final answer
    x = 2,649.41

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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.