Home / 4,194.18-5,790.40-2,919.92

Finding the Fourth Proportional to 4,194.18, 5,790.40 and 2,919.92

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Solution

The fourth proportional to 4,194.18, 5,790.40 and 2,919.92 is: 4,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.18 : 5,790.40 = 2,919.92 : x
  2. Step 2: Convert to fraction form
    4,194.18/5,790.40 = 2,919.92/x
  3. Step 3: Cross multiply
    4,194.18x = 5,790.40 × 2,919.92
  4. Step 4: Simplify right side
    4,194.18x = 16,907,504.77
  5. Step 5: Solve for x
    x = 16,907,504.77/4,194.18
  6. Step 6: Final answer
    x = 4,031.18

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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.