Home / 2,875.99-4,313.94-2,028.19

Finding the Fourth Proportional to 2,875.99, 4,313.94 and 2,028.19

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Solution

The fourth proportional to 2,875.99, 4,313.94 and 2,028.19 is: 3,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.99 : 4,313.94 = 2,028.19 : x
  2. Step 2: Convert to fraction form
    2,875.99/4,313.94 = 2,028.19/x
  3. Step 3: Cross multiply
    2,875.99x = 4,313.94 × 2,028.19
  4. Step 4: Simplify right side
    2,875.99x = 8,749,489.97
  5. Step 5: Solve for x
    x = 8,749,489.97/2,875.99
  6. Step 6: Final answer
    x = 3,042.26

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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.