Home / 2,078.22-3,097.08-2,018.25

Finding the Fourth Proportional to 2,078.22, 3,097.08 and 2,018.25

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Solution

The fourth proportional to 2,078.22, 3,097.08 and 2,018.25 is: 3,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078.22 : 3,097.08 = 2,018.25 : x
  2. Step 2: Convert to fraction form
    2,078.22/3,097.08 = 2,018.25/x
  3. Step 3: Cross multiply
    2,078.22x = 3,097.08 × 2,018.25
  4. Step 4: Simplify right side
    2,078.22x = 6,250,656.13
  5. Step 5: Solve for x
    x = 6,250,656.13/2,078.22
  6. Step 6: Final answer
    x = 3,007.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.