Home / 4,764.37-7,148.27-2,131.66

Finding the Fourth Proportional to 4,764.37, 7,148.27 and 2,131.66

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Solution

The fourth proportional to 4,764.37, 7,148.27 and 2,131.66 is: 3,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.37 : 7,148.27 = 2,131.66 : x
  2. Step 2: Convert to fraction form
    4,764.37/7,148.27 = 2,131.66/x
  3. Step 3: Cross multiply
    4,764.37x = 7,148.27 × 2,131.66
  4. Step 4: Simplify right side
    4,764.37x = 15,237,681.23
  5. Step 5: Solve for x
    x = 15,237,681.23/4,764.37
  6. Step 6: Final answer
    x = 3,198.26

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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.