Home / 4,458.92-6,684.76-1,863.80

Finding the Fourth Proportional to 4,458.92, 6,684.76 and 1,863.80

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Solution

The fourth proportional to 4,458.92, 6,684.76 and 1,863.80 is: 2,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.92 : 6,684.76 = 1,863.80 : x
  2. Step 2: Convert to fraction form
    4,458.92/6,684.76 = 1,863.80/x
  3. Step 3: Cross multiply
    4,458.92x = 6,684.76 × 1,863.80
  4. Step 4: Simplify right side
    4,458.92x = 12,459,055.69
  5. Step 5: Solve for x
    x = 12,459,055.69/4,458.92
  6. Step 6: Final answer
    x = 2,794.19

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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.