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Finding the Fourth Proportional to 4,563.86, 6,845.97 and 1,277.24

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Solution

The fourth proportional to 4,563.86, 6,845.97 and 1,277.24 is: 1,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,563.86 : 6,845.97 = 1,277.24 : x
  2. Step 2: Convert to fraction form
    4,563.86/6,845.97 = 1,277.24/x
  3. Step 3: Cross multiply
    4,563.86x = 6,845.97 × 1,277.24
  4. Step 4: Simplify right side
    4,563.86x = 8,743,946.72
  5. Step 5: Solve for x
    x = 8,743,946.72/4,563.86
  6. Step 6: Final answer
    x = 1,915.91

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1.5x scale

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.