Home / 8,064.82-12,099.65-2,518.74

Finding the Fourth Proportional to 8,064.82, 12,099.65 and 2,518.74

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Solution

The fourth proportional to 8,064.82, 12,099.65 and 2,518.74 is: 3,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.82 : 12,099.65 = 2,518.74 : x
  2. Step 2: Convert to fraction form
    8,064.82/12,099.65 = 2,518.74/x
  3. Step 3: Cross multiply
    8,064.82x = 12,099.65 × 2,518.74
  4. Step 4: Simplify right side
    8,064.82x = 30,475,872.44
  5. Step 5: Solve for x
    x = 30,475,872.44/8,064.82
  6. Step 6: Final answer
    x = 3,778.87

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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.