Home / 2,033.12-2,807.07-1,277.22

Finding the Fourth Proportional to 2,033.12, 2,807.07 and 1,277.22

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Solution

The fourth proportional to 2,033.12, 2,807.07 and 1,277.22 is: 1,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.12 : 2,807.07 = 1,277.22 : x
  2. Step 2: Convert to fraction form
    2,033.12/2,807.07 = 1,277.22/x
  3. Step 3: Cross multiply
    2,033.12x = 2,807.07 × 1,277.22
  4. Step 4: Simplify right side
    2,033.12x = 3,585,245.95
  5. Step 5: Solve for x
    x = 3,585,245.95/2,033.12
  6. Step 6: Final answer
    x = 1,763.42

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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.