Home / 3,341.82-4,610.40-2,015.64

Finding the Fourth Proportional to 3,341.82, 4,610.40 and 2,015.64

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Solution

The fourth proportional to 3,341.82, 4,610.40 and 2,015.64 is: 2,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.82 : 4,610.40 = 2,015.64 : x
  2. Step 2: Convert to fraction form
    3,341.82/4,610.40 = 2,015.64/x
  3. Step 3: Cross multiply
    3,341.82x = 4,610.40 × 2,015.64
  4. Step 4: Simplify right side
    3,341.82x = 9,292,906.66
  5. Step 5: Solve for x
    x = 9,292,906.66/3,341.82
  6. Step 6: Final answer
    x = 2,780.79

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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.