Home / 8,198.88-11,312.62-4,841.83

Finding the Fourth Proportional to 8,198.88, 11,312.62 and 4,841.83

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Solution

The fourth proportional to 8,198.88, 11,312.62 and 4,841.83 is: 6,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198.88 : 11,312.62 = 4,841.83 : x
  2. Step 2: Convert to fraction form
    8,198.88/11,312.62 = 4,841.83/x
  3. Step 3: Cross multiply
    8,198.88x = 11,312.62 × 4,841.83
  4. Step 4: Simplify right side
    8,198.88x = 54,773,782.89
  5. Step 5: Solve for x
    x = 54,773,782.89/8,198.88
  6. Step 6: Final answer
    x = 6,680.64

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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.