Home / 2,741.13-4,112.72-1,646.28

Finding the Fourth Proportional to 2,741.13, 4,112.72 and 1,646.28

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Solution

The fourth proportional to 2,741.13, 4,112.72 and 1,646.28 is: 2,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.13 : 4,112.72 = 1,646.28 : x
  2. Step 2: Convert to fraction form
    2,741.13/4,112.72 = 1,646.28/x
  3. Step 3: Cross multiply
    2,741.13x = 4,112.72 × 1,646.28
  4. Step 4: Simplify right side
    2,741.13x = 6,770,659.89
  5. Step 5: Solve for x
    x = 6,770,659.89/2,741.13
  6. Step 6: Final answer
    x = 2,470.03

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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.