Home / 5,915.25-8,874.96-2,628.04

Finding the Fourth Proportional to 5,915.25, 8,874.96 and 2,628.04

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Solution

The fourth proportional to 5,915.25, 8,874.96 and 2,628.04 is: 3,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.25 : 8,874.96 = 2,628.04 : x
  2. Step 2: Convert to fraction form
    5,915.25/8,874.96 = 2,628.04/x
  3. Step 3: Cross multiply
    5,915.25x = 8,874.96 × 2,628.04
  4. Step 4: Simplify right side
    5,915.25x = 23,323,749.88
  5. Step 5: Solve for x
    x = 23,323,749.88/5,915.25
  6. Step 6: Final answer
    x = 3,942.99

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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.