Home / 3,739.67-5,161.08-2,061.32

Finding the Fourth Proportional to 3,739.67, 5,161.08 and 2,061.32

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Solution

The fourth proportional to 3,739.67, 5,161.08 and 2,061.32 is: 2,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.67 : 5,161.08 = 2,061.32 : x
  2. Step 2: Convert to fraction form
    3,739.67/5,161.08 = 2,061.32/x
  3. Step 3: Cross multiply
    3,739.67x = 5,161.08 × 2,061.32
  4. Step 4: Simplify right side
    3,739.67x = 10,638,619.35
  5. Step 5: Solve for x
    x = 10,638,619.35/3,739.67
  6. Step 6: Final answer
    x = 2,844.80

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Why These Related Problems?

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