Home / 8,756.37-13,126.37-3,821.97

Finding the Fourth Proportional to 8,756.37, 13,126.37 and 3,821.97

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Solution

The fourth proportional to 8,756.37, 13,126.37 and 3,821.97 is: 5,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.37 : 13,126.37 = 3,821.97 : x
  2. Step 2: Convert to fraction form
    8,756.37/13,126.37 = 3,821.97/x
  3. Step 3: Cross multiply
    8,756.37x = 13,126.37 × 3,821.97
  4. Step 4: Simplify right side
    8,756.37x = 50,168,573.24
  5. Step 5: Solve for x
    x = 50,168,573.24/8,756.37
  6. Step 6: Final answer
    x = 5,729.38

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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.