Home / 9,779.68-14,664.22-3,451.39

Finding the Fourth Proportional to 9,779.68, 14,664.22 and 3,451.39

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Solution

The fourth proportional to 9,779.68, 14,664.22 and 3,451.39 is: 5,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779.68 : 14,664.22 = 3,451.39 : x
  2. Step 2: Convert to fraction form
    9,779.68/14,664.22 = 3,451.39/x
  3. Step 3: Cross multiply
    9,779.68x = 14,664.22 × 3,451.39
  4. Step 4: Simplify right side
    9,779.68x = 50,611,896.98
  5. Step 5: Solve for x
    x = 50,611,896.98/9,779.68
  6. Step 6: Final answer
    x = 5,175.21

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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.