Home / 5,912.82-8,867.34-2,214.90

Finding the Fourth Proportional to 5,912.82, 8,867.34 and 2,214.90

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Solution

The fourth proportional to 5,912.82, 8,867.34 and 2,214.90 is: 3,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.82 : 8,867.34 = 2,214.90 : x
  2. Step 2: Convert to fraction form
    5,912.82/8,867.34 = 2,214.90/x
  3. Step 3: Cross multiply
    5,912.82x = 8,867.34 × 2,214.90
  4. Step 4: Simplify right side
    5,912.82x = 19,640,271.37
  5. Step 5: Solve for x
    x = 19,640,271.37/5,912.82
  6. Step 6: Final answer
    x = 3,321.64

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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.