Home / 5,790.72-7,989.26-3,272.52

Finding the Fourth Proportional to 5,790.72, 7,989.26 and 3,272.52

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Solution

The fourth proportional to 5,790.72, 7,989.26 and 3,272.52 is: 4,514.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.72 : 7,989.26 = 3,272.52 : x
  2. Step 2: Convert to fraction form
    5,790.72/7,989.26 = 3,272.52/x
  3. Step 3: Cross multiply
    5,790.72x = 7,989.26 × 3,272.52
  4. Step 4: Simplify right side
    5,790.72x = 26,145,013.14
  5. Step 5: Solve for x
    x = 26,145,013.14/5,790.72
  6. Step 6: Final answer
    x = 4,514.98

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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.