Home / 15,583.96-23,375.94-3,897.18

Finding the Fourth Proportional to 15,583.96, 23,375.94 and 3,897.18

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Solution

The fourth proportional to 15,583.96, 23,375.94 and 3,897.18 is: 5,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.96 : 23,375.94 = 3,897.18 : x
  2. Step 2: Convert to fraction form
    15,583.96/23,375.94 = 3,897.18/x
  3. Step 3: Cross multiply
    15,583.96x = 23,375.94 × 3,897.18
  4. Step 4: Simplify right side
    15,583.96x = 91,100,109.48
  5. Step 5: Solve for x
    x = 91,100,109.48/15,583.96
  6. Step 6: Final answer
    x = 5,845.76

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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.