Home / 1,926.65-2,659.22-1,611.37

Finding the Fourth Proportional to 1,926.65, 2,659.22 and 1,611.37

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Solution

The fourth proportional to 1,926.65, 2,659.22 and 1,611.37 is: 2,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.65 : 2,659.22 = 1,611.37 : x
  2. Step 2: Convert to fraction form
    1,926.65/2,659.22 = 1,611.37/x
  3. Step 3: Cross multiply
    1,926.65x = 2,659.22 × 1,611.37
  4. Step 4: Simplify right side
    1,926.65x = 4,284,987.33
  5. Step 5: Solve for x
    x = 4,284,987.33/1,926.65
  6. Step 6: Final answer
    x = 2,224.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.