Home / 10,163.75-15,232.26-4,313.12

Finding the Fourth Proportional to 10,163.75, 15,232.26 and 4,313.12

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Solution

The fourth proportional to 10,163.75, 15,232.26 and 4,313.12 is: 6,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.75 : 15,232.26 = 4,313.12 : x
  2. Step 2: Convert to fraction form
    10,163.75/15,232.26 = 4,313.12/x
  3. Step 3: Cross multiply
    10,163.75x = 15,232.26 × 4,313.12
  4. Step 4: Simplify right side
    10,163.75x = 65,698,565.25
  5. Step 5: Solve for x
    x = 65,698,565.25/10,163.75
  6. Step 6: Final answer
    x = 6,464.01

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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.