Home / 3,634.92-5,016.25-3,509.20

Finding the Fourth Proportional to 3,634.92, 5,016.25 and 3,509.20

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Solution

The fourth proportional to 3,634.92, 5,016.25 and 3,509.20 is: 4,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.92 : 5,016.25 = 3,509.20 : x
  2. Step 2: Convert to fraction form
    3,634.92/5,016.25 = 3,509.20/x
  3. Step 3: Cross multiply
    3,634.92x = 5,016.25 × 3,509.20
  4. Step 4: Simplify right side
    3,634.92x = 17,603,024.50
  5. Step 5: Solve for x
    x = 17,603,024.50/3,634.92
  6. Step 6: Final answer
    x = 4,842.75

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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.