Home / 2,611.33-3,907.64-2,261.14

Finding the Fourth Proportional to 2,611.33, 3,907.64 and 2,261.14

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Solution

The fourth proportional to 2,611.33, 3,907.64 and 2,261.14 is: 3,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.33 : 3,907.64 = 2,261.14 : x
  2. Step 2: Convert to fraction form
    2,611.33/3,907.64 = 2,261.14/x
  3. Step 3: Cross multiply
    2,611.33x = 3,907.64 × 2,261.14
  4. Step 4: Simplify right side
    2,611.33x = 8,835,718.93
  5. Step 5: Solve for x
    x = 8,835,718.93/2,611.33
  6. Step 6: Final answer
    x = 3,383.61

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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.