Home / 4,475.26-6,713.43-1,188.44

Finding the Fourth Proportional to 4,475.26, 6,713.43 and 1,188.44

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Solution

The fourth proportional to 4,475.26, 6,713.43 and 1,188.44 is: 1,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.26 : 6,713.43 = 1,188.44 : x
  2. Step 2: Convert to fraction form
    4,475.26/6,713.43 = 1,188.44/x
  3. Step 3: Cross multiply
    4,475.26x = 6,713.43 × 1,188.44
  4. Step 4: Simplify right side
    4,475.26x = 7,978,508.75
  5. Step 5: Solve for x
    x = 7,978,508.75/4,475.26
  6. Step 6: Final answer
    x = 1,782.80

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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.