Home / 9,638.26-14,458.68-3,396.80

Finding the Fourth Proportional to 9,638.26, 14,458.68 and 3,396.80

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Solution

The fourth proportional to 9,638.26, 14,458.68 and 3,396.80 is: 5,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.26 : 14,458.68 = 3,396.80 : x
  2. Step 2: Convert to fraction form
    9,638.26/14,458.68 = 3,396.80/x
  3. Step 3: Cross multiply
    9,638.26x = 14,458.68 × 3,396.80
  4. Step 4: Simplify right side
    9,638.26x = 49,113,280.37
  5. Step 5: Solve for x
    x = 49,113,280.37/9,638.26
  6. Step 6: Final answer
    x = 5,095.66

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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.