Home / 8,283.38-12,422.44-2,735.69

Finding the Fourth Proportional to 8,283.38, 12,422.44 and 2,735.69

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Solution

The fourth proportional to 8,283.38, 12,422.44 and 2,735.69 is: 4,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.38 : 12,422.44 = 2,735.69 : x
  2. Step 2: Convert to fraction form
    8,283.38/12,422.44 = 2,735.69/x
  3. Step 3: Cross multiply
    8,283.38x = 12,422.44 × 2,735.69
  4. Step 4: Simplify right side
    8,283.38x = 33,983,969.10
  5. Step 5: Solve for x
    x = 33,983,969.10/8,283.38
  6. Step 6: Final answer
    x = 4,102.67

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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.