Home / 3,813.93-5,708.19-2,884.36

Finding the Fourth Proportional to 3,813.93, 5,708.19 and 2,884.36

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Solution

The fourth proportional to 3,813.93, 5,708.19 and 2,884.36 is: 4,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.93 : 5,708.19 = 2,884.36 : x
  2. Step 2: Convert to fraction form
    3,813.93/5,708.19 = 2,884.36/x
  3. Step 3: Cross multiply
    3,813.93x = 5,708.19 × 2,884.36
  4. Step 4: Simplify right side
    3,813.93x = 16,464,474.91
  5. Step 5: Solve for x
    x = 16,464,474.91/3,813.93
  6. Step 6: Final answer
    x = 4,316.93

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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.