Home / 7,832.25-11,745.66-3,150.87

Finding the Fourth Proportional to 7,832.25, 11,745.66 and 3,150.87

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Solution

The fourth proportional to 7,832.25, 11,745.66 and 3,150.87 is: 4,725.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.25 : 11,745.66 = 3,150.87 : x
  2. Step 2: Convert to fraction form
    7,832.25/11,745.66 = 3,150.87/x
  3. Step 3: Cross multiply
    7,832.25x = 11,745.66 × 3,150.87
  4. Step 4: Simplify right side
    7,832.25x = 37,009,047.72
  5. Step 5: Solve for x
    x = 37,009,047.72/7,832.25
  6. Step 6: Final answer
    x = 4,725.21

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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.