Home / 7,611.36-11,418.57-2,684.49

Finding the Fourth Proportional to 7,611.36, 11,418.57 and 2,684.49

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Solution

The fourth proportional to 7,611.36, 11,418.57 and 2,684.49 is: 4,027.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.36 : 11,418.57 = 2,684.49 : x
  2. Step 2: Convert to fraction form
    7,611.36/11,418.57 = 2,684.49/x
  3. Step 3: Cross multiply
    7,611.36x = 11,418.57 × 2,684.49
  4. Step 4: Simplify right side
    7,611.36x = 30,653,036.98
  5. Step 5: Solve for x
    x = 30,653,036.98/7,611.36
  6. Step 6: Final answer
    x = 4,027.27

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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.