Home / 2,675.88-4,014.14-1,116.09

Finding the Fourth Proportional to 2,675.88, 4,014.14 and 1,116.09

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Solution

The fourth proportional to 2,675.88, 4,014.14 and 1,116.09 is: 1,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.88 : 4,014.14 = 1,116.09 : x
  2. Step 2: Convert to fraction form
    2,675.88/4,014.14 = 1,116.09/x
  3. Step 3: Cross multiply
    2,675.88x = 4,014.14 × 1,116.09
  4. Step 4: Simplify right side
    2,675.88x = 4,480,135.93
  5. Step 5: Solve for x
    x = 4,480,135.93/2,675.88
  6. Step 6: Final answer
    x = 1,674.27

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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.