Home / 7,277.25-10,915.89-2,083.53

Finding the Fourth Proportional to 7,277.25, 10,915.89 and 2,083.53

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Solution

The fourth proportional to 7,277.25, 10,915.89 and 2,083.53 is: 3,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.25 : 10,915.89 = 2,083.53 : x
  2. Step 2: Convert to fraction form
    7,277.25/10,915.89 = 2,083.53/x
  3. Step 3: Cross multiply
    7,277.25x = 10,915.89 × 2,083.53
  4. Step 4: Simplify right side
    7,277.25x = 22,743,584.29
  5. Step 5: Solve for x
    x = 22,743,584.29/7,277.25
  6. Step 6: Final answer
    x = 3,125.30

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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.