Home / 9,884.45-14,828.43-3,311.30

Finding the Fourth Proportional to 9,884.45, 14,828.43 and 3,311.30

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Solution

The fourth proportional to 9,884.45, 14,828.43 and 3,311.30 is: 4,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.45 : 14,828.43 = 3,311.30 : x
  2. Step 2: Convert to fraction form
    9,884.45/14,828.43 = 3,311.30/x
  3. Step 3: Cross multiply
    9,884.45x = 14,828.43 × 3,311.30
  4. Step 4: Simplify right side
    9,884.45x = 49,101,380.26
  5. Step 5: Solve for x
    x = 49,101,380.26/9,884.45
  6. Step 6: Final answer
    x = 4,967.54

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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.