Home / 3,636.54-5,018.58-2,240.10

Finding the Fourth Proportional to 3,636.54, 5,018.58 and 2,240.10

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Solution

The fourth proportional to 3,636.54, 5,018.58 and 2,240.10 is: 3,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.54 : 5,018.58 = 2,240.10 : x
  2. Step 2: Convert to fraction form
    3,636.54/5,018.58 = 2,240.10/x
  3. Step 3: Cross multiply
    3,636.54x = 5,018.58 × 2,240.10
  4. Step 4: Simplify right side
    3,636.54x = 11,242,121.06
  5. Step 5: Solve for x
    x = 11,242,121.06/3,636.54
  6. Step 6: Final answer
    x = 3,091.43

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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.