Home / 2,679.25-4,016.55-1,036.99

Finding the Fourth Proportional to 2,679.25, 4,016.55 and 1,036.99

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Solution

The fourth proportional to 2,679.25, 4,016.55 and 1,036.99 is: 1,554.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.25 : 4,016.55 = 1,036.99 : x
  2. Step 2: Convert to fraction form
    2,679.25/4,016.55 = 1,036.99/x
  3. Step 3: Cross multiply
    2,679.25x = 4,016.55 × 1,036.99
  4. Step 4: Simplify right side
    2,679.25x = 4,165,122.18
  5. Step 5: Solve for x
    x = 4,165,122.18/2,679.25
  6. Step 6: Final answer
    x = 1,554.59

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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.