Home / 3,087.09-4,260.24-2,204.40

Finding the Fourth Proportional to 3,087.09, 4,260.24 and 2,204.40

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Solution

The fourth proportional to 3,087.09, 4,260.24 and 2,204.40 is: 3,042.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.09 : 4,260.24 = 2,204.40 : x
  2. Step 2: Convert to fraction form
    3,087.09/4,260.24 = 2,204.40/x
  3. Step 3: Cross multiply
    3,087.09x = 4,260.24 × 2,204.40
  4. Step 4: Simplify right side
    3,087.09x = 9,391,273.06
  5. Step 5: Solve for x
    x = 9,391,273.06/3,087.09
  6. Step 6: Final answer
    x = 3,042.11

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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.