Home / 5,942.91-8,915.78-2,047.35

Finding the Fourth Proportional to 5,942.91, 8,915.78 and 2,047.35

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Solution

The fourth proportional to 5,942.91, 8,915.78 and 2,047.35 is: 3,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.91 : 8,915.78 = 2,047.35 : x
  2. Step 2: Convert to fraction form
    5,942.91/8,915.78 = 2,047.35/x
  3. Step 3: Cross multiply
    5,942.91x = 8,915.78 × 2,047.35
  4. Step 4: Simplify right side
    5,942.91x = 18,253,722.18
  5. Step 5: Solve for x
    x = 18,253,722.18/5,942.91
  6. Step 6: Final answer
    x = 3,071.51

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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.