Home / 8,163.34-11,266.35-4,579.28

Finding the Fourth Proportional to 8,163.34, 11,266.35 and 4,579.28

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Solution

The fourth proportional to 8,163.34, 11,266.35 and 4,579.28 is: 6,319.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.34 : 11,266.35 = 4,579.28 : x
  2. Step 2: Convert to fraction form
    8,163.34/11,266.35 = 4,579.28/x
  3. Step 3: Cross multiply
    8,163.34x = 11,266.35 × 4,579.28
  4. Step 4: Simplify right side
    8,163.34x = 51,591,748.33
  5. Step 5: Solve for x
    x = 51,591,748.33/8,163.34
  6. Step 6: Final answer
    x = 6,319.94

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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.