Home / 2,611.33-3,916.96-1,051.73

Finding the Fourth Proportional to 2,611.33, 3,916.96 and 1,051.73

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Solution

The fourth proportional to 2,611.33, 3,916.96 and 1,051.73 is: 1,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.33 : 3,916.96 = 1,051.73 : x
  2. Step 2: Convert to fraction form
    2,611.33/3,916.96 = 1,051.73/x
  3. Step 3: Cross multiply
    2,611.33x = 3,916.96 × 1,051.73
  4. Step 4: Simplify right side
    2,611.33x = 4,119,584.34
  5. Step 5: Solve for x
    x = 4,119,584.34/2,611.33
  6. Step 6: Final answer
    x = 1,577.58

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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.