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Finding the Fourth Proportional to 3,863.63, 5,804.67 and 2,479.67

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Solution

The fourth proportional to 3,863.63, 5,804.67 and 2,479.67 is: 3,725.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.63 : 5,804.67 = 2,479.67 : x
  2. Step 2: Convert to fraction form
    3,863.63/5,804.67 = 2,479.67/x
  3. Step 3: Cross multiply
    3,863.63x = 5,804.67 × 2,479.67
  4. Step 4: Simplify right side
    3,863.63x = 14,393,666.06
  5. Step 5: Solve for x
    x = 14,393,666.06/3,863.63
  6. Step 6: Final answer
    x = 3,725.43

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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.