Home / 2,879.98-4,313.49-2,018.14

Finding the Fourth Proportional to 2,879.98, 4,313.49 and 2,018.14

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Solution

The fourth proportional to 2,879.98, 4,313.49 and 2,018.14 is: 3,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.98 : 4,313.49 = 2,018.14 : x
  2. Step 2: Convert to fraction form
    2,879.98/4,313.49 = 2,018.14/x
  3. Step 3: Cross multiply
    2,879.98x = 4,313.49 × 2,018.14
  4. Step 4: Simplify right side
    2,879.98x = 8,705,226.71
  5. Step 5: Solve for x
    x = 8,705,226.71/2,879.98
  6. Step 6: Final answer
    x = 3,022.67

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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.