Home / 5,912.65-8,159.30-3,260.07

Finding the Fourth Proportional to 5,912.65, 8,159.30 and 3,260.07

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Solution

The fourth proportional to 5,912.65, 8,159.30 and 3,260.07 is: 4,498.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.65 : 8,159.30 = 3,260.07 : x
  2. Step 2: Convert to fraction form
    5,912.65/8,159.30 = 3,260.07/x
  3. Step 3: Cross multiply
    5,912.65x = 8,159.30 × 3,260.07
  4. Step 4: Simplify right side
    5,912.65x = 26,599,889.15
  5. Step 5: Solve for x
    x = 26,599,889.15/5,912.65
  6. Step 6: Final answer
    x = 4,498.81

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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.