Home / 4,021.16-5,549.21-2,252.75

Finding the Fourth Proportional to 4,021.16, 5,549.21 and 2,252.75

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Solution

The fourth proportional to 4,021.16, 5,549.21 and 2,252.75 is: 3,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.16 : 5,549.21 = 2,252.75 : x
  2. Step 2: Convert to fraction form
    4,021.16/5,549.21 = 2,252.75/x
  3. Step 3: Cross multiply
    4,021.16x = 5,549.21 × 2,252.75
  4. Step 4: Simplify right side
    4,021.16x = 12,500,943.82
  5. Step 5: Solve for x
    x = 12,500,943.82/4,021.16
  6. Step 6: Final answer
    x = 3,108.79

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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.