Home / 9,481.28-14,224.12-4,287.12

Finding the Fourth Proportional to 9,481.28, 14,224.12 and 4,287.12

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Solution

The fourth proportional to 9,481.28, 14,224.12 and 4,287.12 is: 6,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.28 : 14,224.12 = 4,287.12 : x
  2. Step 2: Convert to fraction form
    9,481.28/14,224.12 = 4,287.12/x
  3. Step 3: Cross multiply
    9,481.28x = 14,224.12 × 4,287.12
  4. Step 4: Simplify right side
    9,481.28x = 60,980,509.33
  5. Step 5: Solve for x
    x = 60,980,509.33/9,481.28
  6. Step 6: Final answer
    x = 6,431.67

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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.