Home / 5,912.82-8,159.38-3,260.18

Finding the Fourth Proportional to 5,912.82, 8,159.38 and 3,260.18

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Solution

The fourth proportional to 5,912.82, 8,159.38 and 3,260.18 is: 4,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.82 : 8,159.38 = 3,260.18 : x
  2. Step 2: Convert to fraction form
    5,912.82/8,159.38 = 3,260.18/x
  3. Step 3: Cross multiply
    5,912.82x = 8,159.38 × 3,260.18
  4. Step 4: Simplify right side
    5,912.82x = 26,601,047.49
  5. Step 5: Solve for x
    x = 26,601,047.49/5,912.82
  6. Step 6: Final answer
    x = 4,498.88

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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.