Home / 9,059.06-13,609.44-6,396.80

Finding the Fourth Proportional to 9,059.06, 13,609.44 and 6,396.80

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Solution

The fourth proportional to 9,059.06, 13,609.44 and 6,396.80 is: 9,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,059.06 : 13,609.44 = 6,396.80 : x
  2. Step 2: Convert to fraction form
    9,059.06/13,609.44 = 6,396.80/x
  3. Step 3: Cross multiply
    9,059.06x = 13,609.44 × 6,396.80
  4. Step 4: Simplify right side
    9,059.06x = 87,056,865.79
  5. Step 5: Solve for x
    x = 87,056,865.79/9,059.06
  6. Step 6: Final answer
    x = 9,609.92

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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.