Home / 11,410.08-15,745.92-6,630.96

Finding the Fourth Proportional to 11,410.08, 15,745.92 and 6,630.96

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Solution

The fourth proportional to 11,410.08, 15,745.92 and 6,630.96 is: 9,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.08 : 15,745.92 = 6,630.96 : x
  2. Step 2: Convert to fraction form
    11,410.08/15,745.92 = 6,630.96/x
  3. Step 3: Cross multiply
    11,410.08x = 15,745.92 × 6,630.96
  4. Step 4: Simplify right side
    11,410.08x = 104,410,565.68
  5. Step 5: Solve for x
    x = 104,410,565.68/11,410.08
  6. Step 6: Final answer
    x = 9,150.73

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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.