Home / 2,946.18-4,062.64-2,198.96

Finding the Fourth Proportional to 2,946.18, 4,062.64 and 2,198.96

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Solution

The fourth proportional to 2,946.18, 4,062.64 and 2,198.96 is: 3,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.18 : 4,062.64 = 2,198.96 : x
  2. Step 2: Convert to fraction form
    2,946.18/4,062.64 = 2,198.96/x
  3. Step 3: Cross multiply
    2,946.18x = 4,062.64 × 2,198.96
  4. Step 4: Simplify right side
    2,946.18x = 8,933,582.85
  5. Step 5: Solve for x
    x = 8,933,582.85/2,946.18
  6. Step 6: Final answer
    x = 3,032.26

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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.