Home / 3,133.93-4,328.06-2,712.27

Finding the Fourth Proportional to 3,133.93, 4,328.06 and 2,712.27

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Solution

The fourth proportional to 3,133.93, 4,328.06 and 2,712.27 is: 3,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.93 : 4,328.06 = 2,712.27 : x
  2. Step 2: Convert to fraction form
    3,133.93/4,328.06 = 2,712.27/x
  3. Step 3: Cross multiply
    3,133.93x = 4,328.06 × 2,712.27
  4. Step 4: Simplify right side
    3,133.93x = 11,738,867.30
  5. Step 5: Solve for x
    x = 11,738,867.30/3,133.93
  6. Step 6: Final answer
    x = 3,745.73

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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.