Home / 3,333.35-4,600.37-1,917.09

Finding the Fourth Proportional to 3,333.35, 4,600.37 and 1,917.09

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Solution

The fourth proportional to 3,333.35, 4,600.37 and 1,917.09 is: 2,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.35 : 4,600.37 = 1,917.09 : x
  2. Step 2: Convert to fraction form
    3,333.35/4,600.37 = 1,917.09/x
  3. Step 3: Cross multiply
    3,333.35x = 4,600.37 × 1,917.09
  4. Step 4: Simplify right side
    3,333.35x = 8,819,335.66
  5. Step 5: Solve for x
    x = 8,819,335.66/3,333.35
  6. Step 6: Final answer
    x = 2,645.79

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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.