Home / 2,015.90-3,020.58-844.94

Finding the Fourth Proportional to 2,015.90, 3,020.58 and 844.94

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Solution

The fourth proportional to 2,015.90, 3,020.58 and 844.94 is: 1,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.90 : 3,020.58 = 844.94 : x
  2. Step 2: Convert to fraction form
    2,015.90/3,020.58 = 844.94/x
  3. Step 3: Cross multiply
    2,015.90x = 3,020.58 × 844.94
  4. Step 4: Simplify right side
    2,015.90x = 2,552,208.87
  5. Step 5: Solve for x
    x = 2,552,208.87/2,015.90
  6. Step 6: Final answer
    x = 1,266.04

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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.