Home / 2,946.22-4,421.35-1,098.81

Finding the Fourth Proportional to 2,946.22, 4,421.35 and 1,098.81

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Solution

The fourth proportional to 2,946.22, 4,421.35 and 1,098.81 is: 1,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.22 : 4,421.35 = 1,098.81 : x
  2. Step 2: Convert to fraction form
    2,946.22/4,421.35 = 1,098.81/x
  3. Step 3: Cross multiply
    2,946.22x = 4,421.35 × 1,098.81
  4. Step 4: Simplify right side
    2,946.22x = 4,858,220.85
  5. Step 5: Solve for x
    x = 4,858,220.85/2,946.22
  6. Step 6: Final answer
    x = 1,648.97

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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.