Home / 2,918.88-4,028.27-1,799.54

Finding the Fourth Proportional to 2,918.88, 4,028.27 and 1,799.54

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Solution

The fourth proportional to 2,918.88, 4,028.27 and 1,799.54 is: 2,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.88 : 4,028.27 = 1,799.54 : x
  2. Step 2: Convert to fraction form
    2,918.88/4,028.27 = 1,799.54/x
  3. Step 3: Cross multiply
    2,918.88x = 4,028.27 × 1,799.54
  4. Step 4: Simplify right side
    2,918.88x = 7,249,033.00
  5. Step 5: Solve for x
    x = 7,249,033.00/2,918.88
  6. Step 6: Final answer
    x = 2,483.50

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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.