Home / 9,884.26-14,828.40-3,221.10

Finding the Fourth Proportional to 9,884.26, 14,828.40 and 3,221.10

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Solution

The fourth proportional to 9,884.26, 14,828.40 and 3,221.10 is: 4,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.26 : 14,828.40 = 3,221.10 : x
  2. Step 2: Convert to fraction form
    9,884.26/14,828.40 = 3,221.10/x
  3. Step 3: Cross multiply
    9,884.26x = 14,828.40 × 3,221.10
  4. Step 4: Simplify right side
    9,884.26x = 47,763,759.24
  5. Step 5: Solve for x
    x = 47,763,759.24/9,884.26
  6. Step 6: Final answer
    x = 4,832.31

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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.