Home / 4,021.29-5,549.31-2,252.79

Finding the Fourth Proportional to 4,021.29, 5,549.31 and 2,252.79

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Solution

The fourth proportional to 4,021.29, 5,549.31 and 2,252.79 is: 3,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.29 : 5,549.31 = 2,252.79 : x
  2. Step 2: Convert to fraction form
    4,021.29/5,549.31 = 2,252.79/x
  3. Step 3: Cross multiply
    4,021.29x = 5,549.31 × 2,252.79
  4. Step 4: Simplify right side
    4,021.29x = 12,501,430.07
  5. Step 5: Solve for x
    x = 12,501,430.07/4,021.29
  6. Step 6: Final answer
    x = 3,108.81

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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.