Home / 10,323.82-15,485.73-4,163.50

Finding the Fourth Proportional to 10,323.82, 15,485.73 and 4,163.50

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Solution

The fourth proportional to 10,323.82, 15,485.73 and 4,163.50 is: 6,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.82 : 15,485.73 = 4,163.50 : x
  2. Step 2: Convert to fraction form
    10,323.82/15,485.73 = 4,163.50/x
  3. Step 3: Cross multiply
    10,323.82x = 15,485.73 × 4,163.50
  4. Step 4: Simplify right side
    10,323.82x = 64,474,836.86
  5. Step 5: Solve for x
    x = 64,474,836.86/10,323.82
  6. Step 6: Final answer
    x = 6,245.25

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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.