Home / 11,313.92-16,968.96-3,104

Finding the Fourth Proportional to 11,313.92, 16,968.96 and 3,104

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Solution

The fourth proportional to 11,313.92, 16,968.96 and 3,104 is: 4,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.92 : 16,968.96 = 3,104 : x
  2. Step 2: Convert to fraction form
    11,313.92/16,968.96 = 3,104/x
  3. Step 3: Cross multiply
    11,313.92x = 16,968.96 × 3,104
  4. Step 4: Simplify right side
    11,313.92x = 52,671,651.84
  5. Step 5: Solve for x
    x = 52,671,651.84/11,313.92
  6. Step 6: Final answer
    x = 4,655.47

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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.