Home / 2,763.83-3,814.09-1,504.90

Finding the Fourth Proportional to 2,763.83, 3,814.09 and 1,504.90

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Solution

The fourth proportional to 2,763.83, 3,814.09 and 1,504.90 is: 2,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.83 : 3,814.09 = 1,504.90 : x
  2. Step 2: Convert to fraction form
    2,763.83/3,814.09 = 1,504.90/x
  3. Step 3: Cross multiply
    2,763.83x = 3,814.09 × 1,504.90
  4. Step 4: Simplify right side
    2,763.83x = 5,739,797.45
  5. Step 5: Solve for x
    x = 5,739,797.45/2,763.83
  6. Step 6: Final answer
    x = 2,076.75

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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.