Home / 3,852.09-5,777.44-1,078.07

Finding the Fourth Proportional to 3,852.09, 5,777.44 and 1,078.07

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Solution

The fourth proportional to 3,852.09, 5,777.44 and 1,078.07 is: 1,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.09 : 5,777.44 = 1,078.07 : x
  2. Step 2: Convert to fraction form
    3,852.09/5,777.44 = 1,078.07/x
  3. Step 3: Cross multiply
    3,852.09x = 5,777.44 × 1,078.07
  4. Step 4: Simplify right side
    3,852.09x = 6,228,496.49
  5. Step 5: Solve for x
    x = 6,228,496.49/3,852.09
  6. Step 6: Final answer
    x = 1,616.91

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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.