Home / 3,778.07-5,666.99-1,180.94

Finding the Fourth Proportional to 3,778.07, 5,666.99 and 1,180.94

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Solution

The fourth proportional to 3,778.07, 5,666.99 and 1,180.94 is: 1,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.07 : 5,666.99 = 1,180.94 : x
  2. Step 2: Convert to fraction form
    3,778.07/5,666.99 = 1,180.94/x
  3. Step 3: Cross multiply
    3,778.07x = 5,666.99 × 1,180.94
  4. Step 4: Simplify right side
    3,778.07x = 6,692,340.93
  5. Step 5: Solve for x
    x = 6,692,340.93/3,778.07
  6. Step 6: Final answer
    x = 1,771.37

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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.