Home / 9,668.20-14,507.70-4,120.60

Finding the Fourth Proportional to 9,668.20, 14,507.70 and 4,120.60

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Solution

The fourth proportional to 9,668.20, 14,507.70 and 4,120.60 is: 6,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.20 : 14,507.70 = 4,120.60 : x
  2. Step 2: Convert to fraction form
    9,668.20/14,507.70 = 4,120.60/x
  3. Step 3: Cross multiply
    9,668.20x = 14,507.70 × 4,120.60
  4. Step 4: Simplify right side
    9,668.20x = 59,780,428.62
  5. Step 5: Solve for x
    x = 59,780,428.62/9,668.20
  6. Step 6: Final answer
    x = 6,183.20

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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.