Home / 4,078.48-6,119.18-2,516.67

Finding the Fourth Proportional to 4,078.48, 6,119.18 and 2,516.67

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Solution

The fourth proportional to 4,078.48, 6,119.18 and 2,516.67 is: 3,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.48 : 6,119.18 = 2,516.67 : x
  2. Step 2: Convert to fraction form
    4,078.48/6,119.18 = 2,516.67/x
  3. Step 3: Cross multiply
    4,078.48x = 6,119.18 × 2,516.67
  4. Step 4: Simplify right side
    4,078.48x = 15,399,956.73
  5. Step 5: Solve for x
    x = 15,399,956.73/4,078.48
  6. Step 6: Final answer
    x = 3,775.91

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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.