Home / 2,974.67-4,104.82-1,648.35

Finding the Fourth Proportional to 2,974.67, 4,104.82 and 1,648.35

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Solution

The fourth proportional to 2,974.67, 4,104.82 and 1,648.35 is: 2,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.67 : 4,104.82 = 1,648.35 : x
  2. Step 2: Convert to fraction form
    2,974.67/4,104.82 = 1,648.35/x
  3. Step 3: Cross multiply
    2,974.67x = 4,104.82 × 1,648.35
  4. Step 4: Simplify right side
    2,974.67x = 6,766,184.17
  5. Step 5: Solve for x
    x = 6,766,184.17/2,974.67
  6. Step 6: Final answer
    x = 2,274.60

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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.