Home / 8,546.56-12,792.48-6,198.40

Finding the Fourth Proportional to 8,546.56, 12,792.48 and 6,198.40

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Solution

The fourth proportional to 8,546.56, 12,792.48 and 6,198.40 is: 9,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.56 : 12,792.48 = 6,198.40 : x
  2. Step 2: Convert to fraction form
    8,546.56/12,792.48 = 6,198.40/x
  3. Step 3: Cross multiply
    8,546.56x = 12,792.48 × 6,198.40
  4. Step 4: Simplify right side
    8,546.56x = 79,292,908.03
  5. Step 5: Solve for x
    x = 79,292,908.03/8,546.56
  6. Step 6: Final answer
    x = 9,277.76

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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.