Home / 8,018.32-11,064.84-4,480.85

Finding the Fourth Proportional to 8,018.32, 11,064.84 and 4,480.85

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Solution

The fourth proportional to 8,018.32, 11,064.84 and 4,480.85 is: 6,183.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.32 : 11,064.84 = 4,480.85 : x
  2. Step 2: Convert to fraction form
    8,018.32/11,064.84 = 4,480.85/x
  3. Step 3: Cross multiply
    8,018.32x = 11,064.84 × 4,480.85
  4. Step 4: Simplify right side
    8,018.32x = 49,579,888.31
  5. Step 5: Solve for x
    x = 49,579,888.31/8,018.32
  6. Step 6: Final answer
    x = 6,183.33

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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.