Home / 2,119.60-3,179.46-2,024.83

Finding the Fourth Proportional to 2,119.60, 3,179.46 and 2,024.83

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Solution

The fourth proportional to 2,119.60, 3,179.46 and 2,024.83 is: 3,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119.60 : 3,179.46 = 2,024.83 : x
  2. Step 2: Convert to fraction form
    2,119.60/3,179.46 = 2,024.83/x
  3. Step 3: Cross multiply
    2,119.60x = 3,179.46 × 2,024.83
  4. Step 4: Simplify right side
    2,119.60x = 6,437,865.99
  5. Step 5: Solve for x
    x = 6,437,865.99/2,119.60
  6. Step 6: Final answer
    x = 3,037.30

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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.