Home / 4,790.14-7,181.88-1,865.02

Finding the Fourth Proportional to 4,790.14, 7,181.88 and 1,865.02

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Solution

The fourth proportional to 4,790.14, 7,181.88 and 1,865.02 is: 2,796.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.14 : 7,181.88 = 1,865.02 : x
  2. Step 2: Convert to fraction form
    4,790.14/7,181.88 = 1,865.02/x
  3. Step 3: Cross multiply
    4,790.14x = 7,181.88 × 1,865.02
  4. Step 4: Simplify right side
    4,790.14x = 13,394,349.84
  5. Step 5: Solve for x
    x = 13,394,349.84/4,790.14
  6. Step 6: Final answer
    x = 2,796.23

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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.