Home / 7,935.66-11,906.73-2,745.18

Finding the Fourth Proportional to 7,935.66, 11,906.73 and 2,745.18

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Solution

The fourth proportional to 7,935.66, 11,906.73 and 2,745.18 is: 4,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.66 : 11,906.73 = 2,745.18 : x
  2. Step 2: Convert to fraction form
    7,935.66/11,906.73 = 2,745.18/x
  3. Step 3: Cross multiply
    7,935.66x = 11,906.73 × 2,745.18
  4. Step 4: Simplify right side
    7,935.66x = 32,686,117.06
  5. Step 5: Solve for x
    x = 32,686,117.06/7,935.66
  6. Step 6: Final answer
    x = 4,118.89

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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.