Home / 3,747.83-5,170.16-2,422.67

Finding the Fourth Proportional to 3,747.83, 5,170.16 and 2,422.67

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Solution

The fourth proportional to 3,747.83, 5,170.16 and 2,422.67 is: 3,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.83 : 5,170.16 = 2,422.67 : x
  2. Step 2: Convert to fraction form
    3,747.83/5,170.16 = 2,422.67/x
  3. Step 3: Cross multiply
    3,747.83x = 5,170.16 × 2,422.67
  4. Step 4: Simplify right side
    3,747.83x = 12,525,571.73
  5. Step 5: Solve for x
    x = 12,525,571.73/3,747.83
  6. Step 6: Final answer
    x = 3,342.09

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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.