Home / 2,766.98-3,817.28-1,718.44

Finding the Fourth Proportional to 2,766.98, 3,817.28 and 1,718.44

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Solution

The fourth proportional to 2,766.98, 3,817.28 and 1,718.44 is: 2,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.98 : 3,817.28 = 1,718.44 : x
  2. Step 2: Convert to fraction form
    2,766.98/3,817.28 = 1,718.44/x
  3. Step 3: Cross multiply
    2,766.98x = 3,817.28 × 1,718.44
  4. Step 4: Simplify right side
    2,766.98x = 6,559,761.40
  5. Step 5: Solve for x
    x = 6,559,761.40/2,766.98
  6. Step 6: Final answer
    x = 2,370.73

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1.5x scale

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.