Home / 3,074.40-4,611.60-2,098.08

Finding the Fourth Proportional to 3,074.40, 4,611.60 and 2,098.08

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Solution

The fourth proportional to 3,074.40, 4,611.60 and 2,098.08 is: 3,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.40 : 4,611.60 = 2,098.08 : x
  2. Step 2: Convert to fraction form
    3,074.40/4,611.60 = 2,098.08/x
  3. Step 3: Cross multiply
    3,074.40x = 4,611.60 × 2,098.08
  4. Step 4: Simplify right side
    3,074.40x = 9,675,505.73
  5. Step 5: Solve for x
    x = 9,675,505.73/3,074.40
  6. Step 6: Final answer
    x = 3,147.12

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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.