Home / 4,021.29-5,549.40-2,252.90

Finding the Fourth Proportional to 4,021.29, 5,549.40 and 2,252.90

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Solution

The fourth proportional to 4,021.29, 5,549.40 and 2,252.90 is: 3,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.29 : 5,549.40 = 2,252.90 : x
  2. Step 2: Convert to fraction form
    4,021.29/5,549.40 = 2,252.90/x
  3. Step 3: Cross multiply
    4,021.29x = 5,549.40 × 2,252.90
  4. Step 4: Simplify right side
    4,021.29x = 12,502,215.51
  5. Step 5: Solve for x
    x = 12,502,215.51/4,021.29
  6. Step 6: Final answer
    x = 3,109.01

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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.