Home / 9,403.42-14,105.84-3,163.45

Finding the Fourth Proportional to 9,403.42, 14,105.84 and 3,163.45

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Solution

The fourth proportional to 9,403.42, 14,105.84 and 3,163.45 is: 4,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.42 : 14,105.84 = 3,163.45 : x
  2. Step 2: Convert to fraction form
    9,403.42/14,105.84 = 3,163.45/x
  3. Step 3: Cross multiply
    9,403.42x = 14,105.84 × 3,163.45
  4. Step 4: Simplify right side
    9,403.42x = 44,623,119.55
  5. Step 5: Solve for x
    x = 44,623,119.55/9,403.42
  6. Step 6: Final answer
    x = 4,745.41

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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.