Home / 5,912.45-8,159.14-3,259.81

Finding the Fourth Proportional to 5,912.45, 8,159.14 and 3,259.81

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Solution

The fourth proportional to 5,912.45, 8,159.14 and 3,259.81 is: 4,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.45 : 8,159.14 = 3,259.81 : x
  2. Step 2: Convert to fraction form
    5,912.45/8,159.14 = 3,259.81/x
  3. Step 3: Cross multiply
    5,912.45x = 8,159.14 × 3,259.81
  4. Step 4: Simplify right side
    5,912.45x = 26,597,196.21
  5. Step 5: Solve for x
    x = 26,597,196.21/5,912.45
  6. Step 6: Final answer
    x = 4,498.50

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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.