Home / 11,212.63-16,814.39-3,313.00

Finding the Fourth Proportional to 11,212.63, 16,814.39 and 3,313.00

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Solution

The fourth proportional to 11,212.63, 16,814.39 and 3,313.00 is: 4,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.63 : 16,814.39 = 3,313.00 : x
  2. Step 2: Convert to fraction form
    11,212.63/16,814.39 = 3,313.00/x
  3. Step 3: Cross multiply
    11,212.63x = 16,814.39 × 3,313.00
  4. Step 4: Simplify right side
    11,212.63x = 55,706,078.52
  5. Step 5: Solve for x
    x = 55,706,078.52/11,212.63
  6. Step 6: Final answer
    x = 4,968.16

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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.