Home / 1,926.22-2,886.90-1,232.62

Finding the Fourth Proportional to 1,926.22, 2,886.90 and 1,232.62

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Solution

The fourth proportional to 1,926.22, 2,886.90 and 1,232.62 is: 1,847.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.22 : 2,886.90 = 1,232.62 : x
  2. Step 2: Convert to fraction form
    1,926.22/2,886.90 = 1,232.62/x
  3. Step 3: Cross multiply
    1,926.22x = 2,886.90 × 1,232.62
  4. Step 4: Simplify right side
    1,926.22x = 3,558,450.68
  5. Step 5: Solve for x
    x = 3,558,450.68/1,926.22
  6. Step 6: Final answer
    x = 1,847.38

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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.