Home / 5,289.21-7,935.94-2,003.24

Finding the Fourth Proportional to 5,289.21, 7,935.94 and 2,003.24

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Solution

The fourth proportional to 5,289.21, 7,935.94 and 2,003.24 is: 3,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.21 : 7,935.94 = 2,003.24 : x
  2. Step 2: Convert to fraction form
    5,289.21/7,935.94 = 2,003.24/x
  3. Step 3: Cross multiply
    5,289.21x = 7,935.94 × 2,003.24
  4. Step 4: Simplify right side
    5,289.21x = 15,897,592.45
  5. Step 5: Solve for x
    x = 15,897,592.45/5,289.21
  6. Step 6: Final answer
    x = 3,005.66

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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.