Home / 4,827.72-6,661.94-2,702.88

Finding the Fourth Proportional to 4,827.72, 6,661.94 and 2,702.88

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Solution

The fourth proportional to 4,827.72, 6,661.94 and 2,702.88 is: 3,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.72 : 6,661.94 = 2,702.88 : x
  2. Step 2: Convert to fraction form
    4,827.72/6,661.94 = 2,702.88/x
  3. Step 3: Cross multiply
    4,827.72x = 6,661.94 × 2,702.88
  4. Step 4: Simplify right side
    4,827.72x = 18,006,410.87
  5. Step 5: Solve for x
    x = 18,006,410.87/4,827.72
  6. Step 6: Final answer
    x = 3,729.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.