Home / 9,218.20-13,829.42-2,644.44

Finding the Fourth Proportional to 9,218.20, 13,829.42 and 2,644.44

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Solution

The fourth proportional to 9,218.20, 13,829.42 and 2,644.44 is: 3,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.20 : 13,829.42 = 2,644.44 : x
  2. Step 2: Convert to fraction form
    9,218.20/13,829.42 = 2,644.44/x
  3. Step 3: Cross multiply
    9,218.20x = 13,829.42 × 2,644.44
  4. Step 4: Simplify right side
    9,218.20x = 36,571,071.42
  5. Step 5: Solve for x
    x = 36,571,071.42/9,218.20
  6. Step 6: Final answer
    x = 3,967.27

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1.5x scale

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.