Home / 9,185.17-13,779.92-2,611.41

Finding the Fourth Proportional to 9,185.17, 13,779.92 and 2,611.41

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Solution

The fourth proportional to 9,185.17, 13,779.92 and 2,611.41 is: 3,917.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.17 : 13,779.92 = 2,611.41 : x
  2. Step 2: Convert to fraction form
    9,185.17/13,779.92 = 2,611.41/x
  3. Step 3: Cross multiply
    9,185.17x = 13,779.92 × 2,611.41
  4. Step 4: Simplify right side
    9,185.17x = 35,985,092.01
  5. Step 5: Solve for x
    x = 35,985,092.01/9,185.17
  6. Step 6: Final answer
    x = 3,917.74

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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.