Home / 5,549.57-8,318.68-2,630.33

Finding the Fourth Proportional to 5,549.57, 8,318.68 and 2,630.33

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Solution

The fourth proportional to 5,549.57, 8,318.68 and 2,630.33 is: 3,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.57 : 8,318.68 = 2,630.33 : x
  2. Step 2: Convert to fraction form
    5,549.57/8,318.68 = 2,630.33/x
  3. Step 3: Cross multiply
    5,549.57x = 8,318.68 × 2,630.33
  4. Step 4: Simplify right side
    5,549.57x = 21,880,873.56
  5. Step 5: Solve for x
    x = 21,880,873.56/5,549.57
  6. Step 6: Final answer
    x = 3,942.81

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1.5x scale

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.