Home / 8,064.75-12,099.55-2,518.68

Finding the Fourth Proportional to 8,064.75, 12,099.55 and 2,518.68

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Solution

The fourth proportional to 8,064.75, 12,099.55 and 2,518.68 is: 3,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.75 : 12,099.55 = 2,518.68 : x
  2. Step 2: Convert to fraction form
    8,064.75/12,099.55 = 2,518.68/x
  3. Step 3: Cross multiply
    8,064.75x = 12,099.55 × 2,518.68
  4. Step 4: Simplify right side
    8,064.75x = 30,474,894.59
  5. Step 5: Solve for x
    x = 30,474,894.59/8,064.75
  6. Step 6: Final answer
    x = 3,778.78

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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.