Home / 2,067.15-2,852.69-1,122.94

Finding the Fourth Proportional to 2,067.15, 2,852.69 and 1,122.94

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Solution

The fourth proportional to 2,067.15, 2,852.69 and 1,122.94 is: 1,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.15 : 2,852.69 = 1,122.94 : x
  2. Step 2: Convert to fraction form
    2,067.15/2,852.69 = 1,122.94/x
  3. Step 3: Cross multiply
    2,067.15x = 2,852.69 × 1,122.94
  4. Step 4: Simplify right side
    2,067.15x = 3,203,399.71
  5. Step 5: Solve for x
    x = 3,203,399.71/2,067.15
  6. Step 6: Final answer
    x = 1,549.67

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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.