Home / 3,635.37-5,020.14-2,309.50

Finding the Fourth Proportional to 3,635.37, 5,020.14 and 2,309.50

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Solution

The fourth proportional to 3,635.37, 5,020.14 and 2,309.50 is: 3,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.37 : 5,020.14 = 2,309.50 : x
  2. Step 2: Convert to fraction form
    3,635.37/5,020.14 = 2,309.50/x
  3. Step 3: Cross multiply
    3,635.37x = 5,020.14 × 2,309.50
  4. Step 4: Simplify right side
    3,635.37x = 11,594,013.33
  5. Step 5: Solve for x
    x = 11,594,013.33/3,635.37
  6. Step 6: Final answer
    x = 3,189.23

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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.