Home / 2,783.69-3,841.49-1,735.75

Finding the Fourth Proportional to 2,783.69, 3,841.49 and 1,735.75

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Solution

The fourth proportional to 2,783.69, 3,841.49 and 1,735.75 is: 2,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.69 : 3,841.49 = 1,735.75 : x
  2. Step 2: Convert to fraction form
    2,783.69/3,841.49 = 1,735.75/x
  3. Step 3: Cross multiply
    2,783.69x = 3,841.49 × 1,735.75
  4. Step 4: Simplify right side
    2,783.69x = 6,667,866.27
  5. Step 5: Solve for x
    x = 6,667,866.27/2,783.69
  6. Step 6: Final answer
    x = 2,395.33

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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.