Home / 4,827-6,661.26-2,731.13

Finding the Fourth Proportional to 4,827, 6,661.26 and 2,731.13

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Solution

The fourth proportional to 4,827, 6,661.26 and 2,731.13 is: 3,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827 : 6,661.26 = 2,731.13 : x
  2. Step 2: Convert to fraction form
    4,827/6,661.26 = 2,731.13/x
  3. Step 3: Cross multiply
    4,827x = 6,661.26 × 2,731.13
  4. Step 4: Simplify right side
    4,827x = 18,192,733.72
  5. Step 5: Solve for x
    x = 18,192,733.72/4,827
  6. Step 6: Final answer
    x = 3,768.95

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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.