Home / 3,923.45-5,412.09-2,350.63

Finding the Fourth Proportional to 3,923.45, 5,412.09 and 2,350.63

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Solution

The fourth proportional to 3,923.45, 5,412.09 and 2,350.63 is: 3,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.45 : 5,412.09 = 2,350.63 : x
  2. Step 2: Convert to fraction form
    3,923.45/5,412.09 = 2,350.63/x
  3. Step 3: Cross multiply
    3,923.45x = 5,412.09 × 2,350.63
  4. Step 4: Simplify right side
    3,923.45x = 12,721,836.70
  5. Step 5: Solve for x
    x = 12,721,836.70/3,923.45
  6. Step 6: Final answer
    x = 3,242.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.