Home / 2,768.99-3,820.57-1,650.27

Finding the Fourth Proportional to 2,768.99, 3,820.57 and 1,650.27

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Solution

The fourth proportional to 2,768.99, 3,820.57 and 1,650.27 is: 2,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.99 : 3,820.57 = 1,650.27 : x
  2. Step 2: Convert to fraction form
    2,768.99/3,820.57 = 1,650.27/x
  3. Step 3: Cross multiply
    2,768.99x = 3,820.57 × 1,650.27
  4. Step 4: Simplify right side
    2,768.99x = 6,304,982.26
  5. Step 5: Solve for x
    x = 6,304,982.26/2,768.99
  6. Step 6: Final answer
    x = 2,277.00

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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.