Home / 9,163.28-13,749.02-5,267.69

Finding the Fourth Proportional to 9,163.28, 13,749.02 and 5,267.69

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Solution

The fourth proportional to 9,163.28, 13,749.02 and 5,267.69 is: 7,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.28 : 13,749.02 = 5,267.69 : x
  2. Step 2: Convert to fraction form
    9,163.28/13,749.02 = 5,267.69/x
  3. Step 3: Cross multiply
    9,163.28x = 13,749.02 × 5,267.69
  4. Step 4: Simplify right side
    9,163.28x = 72,425,480.08
  5. Step 5: Solve for x
    x = 72,425,480.08/9,163.28
  6. Step 6: Final answer
    x = 7,903.88

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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.