Home / 3,783.82-5,675.73-1,151.35

Finding the Fourth Proportional to 3,783.82, 5,675.73 and 1,151.35

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Solution

The fourth proportional to 3,783.82, 5,675.73 and 1,151.35 is: 1,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.82 : 5,675.73 = 1,151.35 : x
  2. Step 2: Convert to fraction form
    3,783.82/5,675.73 = 1,151.35/x
  3. Step 3: Cross multiply
    3,783.82x = 5,675.73 × 1,151.35
  4. Step 4: Simplify right side
    3,783.82x = 6,534,751.74
  5. Step 5: Solve for x
    x = 6,534,751.74/3,783.82
  6. Step 6: Final answer
    x = 1,727.03

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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.