Home / 5,360.75-8,040.82-1,662.59

Finding the Fourth Proportional to 5,360.75, 8,040.82 and 1,662.59

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Solution

The fourth proportional to 5,360.75, 8,040.82 and 1,662.59 is: 2,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.75 : 8,040.82 = 1,662.59 : x
  2. Step 2: Convert to fraction form
    5,360.75/8,040.82 = 1,662.59/x
  3. Step 3: Cross multiply
    5,360.75x = 8,040.82 × 1,662.59
  4. Step 4: Simplify right side
    5,360.75x = 13,368,605.99
  5. Step 5: Solve for x
    x = 13,368,605.99/5,360.75
  6. Step 6: Final answer
    x = 2,493.79

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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.