Home / 9,449.55-14,163.91-3,899.86

Finding the Fourth Proportional to 9,449.55, 14,163.91 and 3,899.86

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Solution

The fourth proportional to 9,449.55, 14,163.91 and 3,899.86 is: 5,845.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.55 : 14,163.91 = 3,899.86 : x
  2. Step 2: Convert to fraction form
    9,449.55/14,163.91 = 3,899.86/x
  3. Step 3: Cross multiply
    9,449.55x = 14,163.91 × 3,899.86
  4. Step 4: Simplify right side
    9,449.55x = 55,237,220.89
  5. Step 5: Solve for x
    x = 55,237,220.89/9,449.55
  6. Step 6: Final answer
    x = 5,845.49

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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.