Home / 4,863.61-7,302.69-2,785.96

Finding the Fourth Proportional to 4,863.61, 7,302.69 and 2,785.96

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Solution

The fourth proportional to 4,863.61, 7,302.69 and 2,785.96 is: 4,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.61 : 7,302.69 = 2,785.96 : x
  2. Step 2: Convert to fraction form
    4,863.61/7,302.69 = 2,785.96/x
  3. Step 3: Cross multiply
    4,863.61x = 7,302.69 × 2,785.96
  4. Step 4: Simplify right side
    4,863.61x = 20,345,002.23
  5. Step 5: Solve for x
    x = 20,345,002.23/4,863.61
  6. Step 6: Final answer
    x = 4,183.11

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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.