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Finding the Fourth Proportional to 4,474.36, 6,703.96 and 2,739.36

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Solution

The fourth proportional to 4,474.36, 6,703.96 and 2,739.36 is: 4,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.36 : 6,703.96 = 2,739.36 : x
  2. Step 2: Convert to fraction form
    4,474.36/6,703.96 = 2,739.36/x
  3. Step 3: Cross multiply
    4,474.36x = 6,703.96 × 2,739.36
  4. Step 4: Simplify right side
    4,474.36x = 18,364,559.87
  5. Step 5: Solve for x
    x = 18,364,559.87/4,474.36
  6. Step 6: Final answer
    x = 4,104.40

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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.