Home / 4,021.54-5,549.72-2,253.16

Finding the Fourth Proportional to 4,021.54, 5,549.72 and 2,253.16

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Solution

The fourth proportional to 4,021.54, 5,549.72 and 2,253.16 is: 3,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.54 : 5,549.72 = 2,253.16 : x
  2. Step 2: Convert to fraction form
    4,021.54/5,549.72 = 2,253.16/x
  3. Step 3: Cross multiply
    4,021.54x = 5,549.72 × 2,253.16
  4. Step 4: Simplify right side
    4,021.54x = 12,504,398.87
  5. Step 5: Solve for x
    x = 12,504,398.87/4,021.54
  6. Step 6: Final answer
    x = 3,109.36

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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.