Home / 5,394.09-8,072.81-3,313.00

Finding the Fourth Proportional to 5,394.09, 8,072.81 and 3,313.00

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Solution

The fourth proportional to 5,394.09, 8,072.81 and 3,313.00 is: 4,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.09 : 8,072.81 = 3,313.00 : x
  2. Step 2: Convert to fraction form
    5,394.09/8,072.81 = 3,313.00/x
  3. Step 3: Cross multiply
    5,394.09x = 8,072.81 × 3,313.00
  4. Step 4: Simplify right side
    5,394.09x = 26,745,244.12
  5. Step 5: Solve for x
    x = 26,745,244.12/5,394.09
  6. Step 6: Final answer
    x = 4,958.25

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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.