Home / 4,021.43-5,549.84-2,253.15

Finding the Fourth Proportional to 4,021.43, 5,549.84 and 2,253.15

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Solution

The fourth proportional to 4,021.43, 5,549.84 and 2,253.15 is: 3,109.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.43 : 5,549.84 = 2,253.15 : x
  2. Step 2: Convert to fraction form
    4,021.43/5,549.84 = 2,253.15/x
  3. Step 3: Cross multiply
    4,021.43x = 5,549.84 × 2,253.15
  4. Step 4: Simplify right side
    4,021.43x = 12,504,610.73
  5. Step 5: Solve for x
    x = 12,504,610.73/4,021.43
  6. Step 6: Final answer
    x = 3,109.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.