Home / 2,961.07-4,442.01-1,012.75

Finding the Fourth Proportional to 2,961.07, 4,442.01 and 1,012.75

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Solution

The fourth proportional to 2,961.07, 4,442.01 and 1,012.75 is: 1,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.07 : 4,442.01 = 1,012.75 : x
  2. Step 2: Convert to fraction form
    2,961.07/4,442.01 = 1,012.75/x
  3. Step 3: Cross multiply
    2,961.07x = 4,442.01 × 1,012.75
  4. Step 4: Simplify right side
    2,961.07x = 4,498,645.63
  5. Step 5: Solve for x
    x = 4,498,645.63/2,961.07
  6. Step 6: Final answer
    x = 1,519.26

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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.