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Finding the Fourth Proportional to 5,965.81, 8,233.08 and 3,313.22

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Solution

The fourth proportional to 5,965.81, 8,233.08 and 3,313.22 is: 4,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.81 : 8,233.08 = 3,313.22 : x
  2. Step 2: Convert to fraction form
    5,965.81/8,233.08 = 3,313.22/x
  3. Step 3: Cross multiply
    5,965.81x = 8,233.08 × 3,313.22
  4. Step 4: Simplify right side
    5,965.81x = 27,278,005.32
  5. Step 5: Solve for x
    x = 27,278,005.32/5,965.81
  6. Step 6: Final answer
    x = 4,572.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.