Home / 8,163.56-11,262.47-5,330.02

Finding the Fourth Proportional to 8,163.56, 11,262.47 and 5,330.02

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Solution

The fourth proportional to 8,163.56, 11,262.47 and 5,330.02 is: 7,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.56 : 11,262.47 = 5,330.02 : x
  2. Step 2: Convert to fraction form
    8,163.56/11,262.47 = 5,330.02/x
  3. Step 3: Cross multiply
    8,163.56x = 11,262.47 × 5,330.02
  4. Step 4: Simplify right side
    8,163.56x = 60,029,190.35
  5. Step 5: Solve for x
    x = 60,029,190.35/8,163.56
  6. Step 6: Final answer
    x = 7,353.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.