Home / 2,808.98-4,214.01-1,077.47

Finding the Fourth Proportional to 2,808.98, 4,214.01 and 1,077.47

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Solution

The fourth proportional to 2,808.98, 4,214.01 and 1,077.47 is: 1,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.98 : 4,214.01 = 1,077.47 : x
  2. Step 2: Convert to fraction form
    2,808.98/4,214.01 = 1,077.47/x
  3. Step 3: Cross multiply
    2,808.98x = 4,214.01 × 1,077.47
  4. Step 4: Simplify right side
    2,808.98x = 4,540,464.09
  5. Step 5: Solve for x
    x = 4,540,464.09/2,808.98
  6. Step 6: Final answer
    x = 1,616.41

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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.