Home / 2,027.44-3,038.82-856.84

Finding the Fourth Proportional to 2,027.44, 3,038.82 and 856.84

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Solution

The fourth proportional to 2,027.44, 3,038.82 and 856.84 is: 1,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.44 : 3,038.82 = 856.84 : x
  2. Step 2: Convert to fraction form
    2,027.44/3,038.82 = 856.84/x
  3. Step 3: Cross multiply
    2,027.44x = 3,038.82 × 856.84
  4. Step 4: Simplify right side
    2,027.44x = 2,603,782.53
  5. Step 5: Solve for x
    x = 2,603,782.53/2,027.44
  6. Step 6: Final answer
    x = 1,284.27

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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.