Home / 2,015.56-3,022.82-1,357.08

Finding the Fourth Proportional to 2,015.56, 3,022.82 and 1,357.08

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Solution

The fourth proportional to 2,015.56, 3,022.82 and 1,357.08 is: 2,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.56 : 3,022.82 = 1,357.08 : x
  2. Step 2: Convert to fraction form
    2,015.56/3,022.82 = 1,357.08/x
  3. Step 3: Cross multiply
    2,015.56x = 3,022.82 × 1,357.08
  4. Step 4: Simplify right side
    2,015.56x = 4,102,208.57
  5. Step 5: Solve for x
    x = 4,102,208.57/2,015.56
  6. Step 6: Final answer
    x = 2,035.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.