Home / 3,340.84-4,610.79-2,015.29

Finding the Fourth Proportional to 3,340.84, 4,610.79 and 2,015.29

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Solution

The fourth proportional to 3,340.84, 4,610.79 and 2,015.29 is: 2,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.84 : 4,610.79 = 2,015.29 : x
  2. Step 2: Convert to fraction form
    3,340.84/4,610.79 = 2,015.29/x
  3. Step 3: Cross multiply
    3,340.84x = 4,610.79 × 2,015.29
  4. Step 4: Simplify right side
    3,340.84x = 9,292,078.98
  5. Step 5: Solve for x
    x = 9,292,078.98/3,340.84
  6. Step 6: Final answer
    x = 2,781.36

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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.