Home / 3,540.02-5,304.49-2,238.75

Finding the Fourth Proportional to 3,540.02, 5,304.49 and 2,238.75

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Solution

The fourth proportional to 3,540.02, 5,304.49 and 2,238.75 is: 3,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.02 : 5,304.49 = 2,238.75 : x
  2. Step 2: Convert to fraction form
    3,540.02/5,304.49 = 2,238.75/x
  3. Step 3: Cross multiply
    3,540.02x = 5,304.49 × 2,238.75
  4. Step 4: Simplify right side
    3,540.02x = 11,875,421.39
  5. Step 5: Solve for x
    x = 11,875,421.39/3,540.02
  6. Step 6: Final answer
    x = 3,354.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.