Home / 6,998.85-10,488.96-2,611.89

Finding the Fourth Proportional to 6,998.85, 10,488.96 and 2,611.89

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Solution

The fourth proportional to 6,998.85, 10,488.96 and 2,611.89 is: 3,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.85 : 10,488.96 = 2,611.89 : x
  2. Step 2: Convert to fraction form
    6,998.85/10,488.96 = 2,611.89/x
  3. Step 3: Cross multiply
    6,998.85x = 10,488.96 × 2,611.89
  4. Step 4: Simplify right side
    6,998.85x = 27,396,009.73
  5. Step 5: Solve for x
    x = 27,396,009.73/6,998.85
  6. Step 6: Final answer
    x = 3,914.36

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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.