Home / 2,015.80-3,026.12-1,195

Finding the Fourth Proportional to 2,015.80, 3,026.12 and 1,195

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Solution

The fourth proportional to 2,015.80, 3,026.12 and 1,195 is: 1,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.80 : 3,026.12 = 1,195 : x
  2. Step 2: Convert to fraction form
    2,015.80/3,026.12 = 1,195/x
  3. Step 3: Cross multiply
    2,015.80x = 3,026.12 × 1,195
  4. Step 4: Simplify right side
    2,015.80x = 3,616,213.40
  5. Step 5: Solve for x
    x = 3,616,213.40/2,015.80
  6. Step 6: Final answer
    x = 1,793.93

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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.