Home / 5,125.48-7,668.24-3,896.44

Finding the Fourth Proportional to 5,125.48, 7,668.24 and 3,896.44

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Solution

The fourth proportional to 5,125.48, 7,668.24 and 3,896.44 is: 5,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.48 : 7,668.24 = 3,896.44 : x
  2. Step 2: Convert to fraction form
    5,125.48/7,668.24 = 3,896.44/x
  3. Step 3: Cross multiply
    5,125.48x = 7,668.24 × 3,896.44
  4. Step 4: Simplify right side
    5,125.48x = 29,878,837.07
  5. Step 5: Solve for x
    x = 29,878,837.07/5,125.48
  6. Step 6: Final answer
    x = 5,829.47

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1.5x scale

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.