Home / 4,252.21-6,380.06-1,910.59

Finding the Fourth Proportional to 4,252.21, 6,380.06 and 1,910.59

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Solution

The fourth proportional to 4,252.21, 6,380.06 and 1,910.59 is: 2,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.21 : 6,380.06 = 1,910.59 : x
  2. Step 2: Convert to fraction form
    4,252.21/6,380.06 = 1,910.59/x
  3. Step 3: Cross multiply
    4,252.21x = 6,380.06 × 1,910.59
  4. Step 4: Simplify right side
    4,252.21x = 12,189,678.84
  5. Step 5: Solve for x
    x = 12,189,678.84/4,252.21
  6. Step 6: Final answer
    x = 2,866.67

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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.