Home / 5,456.07-8,186.93-2,536.47

Finding the Fourth Proportional to 5,456.07, 8,186.93 and 2,536.47

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Solution

The fourth proportional to 5,456.07, 8,186.93 and 2,536.47 is: 3,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.07 : 8,186.93 = 2,536.47 : x
  2. Step 2: Convert to fraction form
    5,456.07/8,186.93 = 2,536.47/x
  3. Step 3: Cross multiply
    5,456.07x = 8,186.93 × 2,536.47
  4. Step 4: Simplify right side
    5,456.07x = 20,765,889.65
  5. Step 5: Solve for x
    x = 20,765,889.65/5,456.07
  6. Step 6: Final answer
    x = 3,806.02

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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.