Home / 2,741.45-4,115.57-1,822.91

Finding the Fourth Proportional to 2,741.45, 4,115.57 and 1,822.91

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Solution

The fourth proportional to 2,741.45, 4,115.57 and 1,822.91 is: 2,736.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.45 : 4,115.57 = 1,822.91 : x
  2. Step 2: Convert to fraction form
    2,741.45/4,115.57 = 1,822.91/x
  3. Step 3: Cross multiply
    2,741.45x = 4,115.57 × 1,822.91
  4. Step 4: Simplify right side
    2,741.45x = 7,502,284.02
  5. Step 5: Solve for x
    x = 7,502,284.02/2,741.45
  6. Step 6: Final answer
    x = 2,736.62

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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.