Home / 2,586.52-3,880.23-942.94

Finding the Fourth Proportional to 2,586.52, 3,880.23 and 942.94

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Solution

The fourth proportional to 2,586.52, 3,880.23 and 942.94 is: 1,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.52 : 3,880.23 = 942.94 : x
  2. Step 2: Convert to fraction form
    2,586.52/3,880.23 = 942.94/x
  3. Step 3: Cross multiply
    2,586.52x = 3,880.23 × 942.94
  4. Step 4: Simplify right side
    2,586.52x = 3,658,824.08
  5. Step 5: Solve for x
    x = 3,658,824.08/2,586.52
  6. Step 6: Final answer
    x = 1,414.57

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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.