Home / 5,272.67-7,910.09-3,629.99

Finding the Fourth Proportional to 5,272.67, 7,910.09 and 3,629.99

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Solution

The fourth proportional to 5,272.67, 7,910.09 and 3,629.99 is: 5,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.67 : 7,910.09 = 3,629.99 : x
  2. Step 2: Convert to fraction form
    5,272.67/7,910.09 = 3,629.99/x
  3. Step 3: Cross multiply
    5,272.67x = 7,910.09 × 3,629.99
  4. Step 4: Simplify right side
    5,272.67x = 28,713,547.60
  5. Step 5: Solve for x
    x = 28,713,547.60/5,272.67
  6. Step 6: Final answer
    x = 5,445.73

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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.