Home / 9,669.28-14,503.84-2,743.80

Finding the Fourth Proportional to 9,669.28, 14,503.84 and 2,743.80

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Solution

The fourth proportional to 9,669.28, 14,503.84 and 2,743.80 is: 4,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.28 : 14,503.84 = 2,743.80 : x
  2. Step 2: Convert to fraction form
    9,669.28/14,503.84 = 2,743.80/x
  3. Step 3: Cross multiply
    9,669.28x = 14,503.84 × 2,743.80
  4. Step 4: Simplify right side
    9,669.28x = 39,795,636.19
  5. Step 5: Solve for x
    x = 39,795,636.19/9,669.28
  6. Step 6: Final answer
    x = 4,115.68

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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.