Home / 5,114.98-7,674.09-1,828

Finding the Fourth Proportional to 5,114.98, 7,674.09 and 1,828

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Solution

The fourth proportional to 5,114.98, 7,674.09 and 1,828 is: 2,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.98 : 7,674.09 = 1,828 : x
  2. Step 2: Convert to fraction form
    5,114.98/7,674.09 = 1,828/x
  3. Step 3: Cross multiply
    5,114.98x = 7,674.09 × 1,828
  4. Step 4: Simplify right side
    5,114.98x = 14,028,236.52
  5. Step 5: Solve for x
    x = 14,028,236.52/5,114.98
  6. Step 6: Final answer
    x = 2,742.58

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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.