Home / 8,567.39-12,843.28-3,299.03

Finding the Fourth Proportional to 8,567.39, 12,843.28 and 3,299.03

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Solution

The fourth proportional to 8,567.39, 12,843.28 and 3,299.03 is: 4,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.39 : 12,843.28 = 3,299.03 : x
  2. Step 2: Convert to fraction form
    8,567.39/12,843.28 = 3,299.03/x
  3. Step 3: Cross multiply
    8,567.39x = 12,843.28 × 3,299.03
  4. Step 4: Simplify right side
    8,567.39x = 42,370,366.02
  5. Step 5: Solve for x
    x = 42,370,366.02/8,567.39
  6. Step 6: Final answer
    x = 4,945.54

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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.