Home / 3,739.70-5,607.91-1,273.84

Finding the Fourth Proportional to 3,739.70, 5,607.91 and 1,273.84

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Solution

The fourth proportional to 3,739.70, 5,607.91 and 1,273.84 is: 1,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.70 : 5,607.91 = 1,273.84 : x
  2. Step 2: Convert to fraction form
    3,739.70/5,607.91 = 1,273.84/x
  3. Step 3: Cross multiply
    3,739.70x = 5,607.91 × 1,273.84
  4. Step 4: Simplify right side
    3,739.70x = 7,143,580.07
  5. Step 5: Solve for x
    x = 7,143,580.07/3,739.70
  6. Step 6: Final answer
    x = 1,910.20

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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.