Home / 4,704.40-7,054.26-2,105.56

Finding the Fourth Proportional to 4,704.40, 7,054.26 and 2,105.56

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Solution

The fourth proportional to 4,704.40, 7,054.26 and 2,105.56 is: 3,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.40 : 7,054.26 = 2,105.56 : x
  2. Step 2: Convert to fraction form
    4,704.40/7,054.26 = 2,105.56/x
  3. Step 3: Cross multiply
    4,704.40x = 7,054.26 × 2,105.56
  4. Step 4: Simplify right side
    4,704.40x = 14,853,167.69
  5. Step 5: Solve for x
    x = 14,853,167.69/4,704.40
  6. Step 6: Final answer
    x = 3,157.29

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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.