Home / 3,395.54-5,091.39-2,009.06

Finding the Fourth Proportional to 3,395.54, 5,091.39 and 2,009.06

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Solution

The fourth proportional to 3,395.54, 5,091.39 and 2,009.06 is: 3,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.54 : 5,091.39 = 2,009.06 : x
  2. Step 2: Convert to fraction form
    3,395.54/5,091.39 = 2,009.06/x
  3. Step 3: Cross multiply
    3,395.54x = 5,091.39 × 2,009.06
  4. Step 4: Simplify right side
    3,395.54x = 10,228,907.99
  5. Step 5: Solve for x
    x = 10,228,907.99/3,395.54
  6. Step 6: Final answer
    x = 3,012.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.