Home / 2,677.26-4,015.94-1,116.80

Finding the Fourth Proportional to 2,677.26, 4,015.94 and 1,116.80

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Solution

The fourth proportional to 2,677.26, 4,015.94 and 1,116.80 is: 1,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.26 : 4,015.94 = 1,116.80 : x
  2. Step 2: Convert to fraction form
    2,677.26/4,015.94 = 1,116.80/x
  3. Step 3: Cross multiply
    2,677.26x = 4,015.94 × 1,116.80
  4. Step 4: Simplify right side
    2,677.26x = 4,485,001.79
  5. Step 5: Solve for x
    x = 4,485,001.79/2,677.26
  6. Step 6: Final answer
    x = 1,675.22

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1.5x scale

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.