Home / 4,790.13-7,185.19-1,327.38

Finding the Fourth Proportional to 4,790.13, 7,185.19 and 1,327.38

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Solution

The fourth proportional to 4,790.13, 7,185.19 and 1,327.38 is: 1,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.13 : 7,185.19 = 1,327.38 : x
  2. Step 2: Convert to fraction form
    4,790.13/7,185.19 = 1,327.38/x
  3. Step 3: Cross multiply
    4,790.13x = 7,185.19 × 1,327.38
  4. Step 4: Simplify right side
    4,790.13x = 9,537,477.50
  5. Step 5: Solve for x
    x = 9,537,477.50/4,790.13
  6. Step 6: Final answer
    x = 1,991.07

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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.