Home / 1,877.05-2,576.45-1,796.86

Finding the Fourth Proportional to 1,877.05, 2,576.45 and 1,796.86

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Solution

The fourth proportional to 1,877.05, 2,576.45 and 1,796.86 is: 2,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.05 : 2,576.45 = 1,796.86 : x
  2. Step 2: Convert to fraction form
    1,877.05/2,576.45 = 1,796.86/x
  3. Step 3: Cross multiply
    1,877.05x = 2,576.45 × 1,796.86
  4. Step 4: Simplify right side
    1,877.05x = 4,629,519.95
  5. Step 5: Solve for x
    x = 4,629,519.95/1,877.05
  6. Step 6: Final answer
    x = 2,466.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.