Home / 1,701.44-2,549.19-1,211.93

Finding the Fourth Proportional to 1,701.44, 2,549.19 and 1,211.93

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Solution

The fourth proportional to 1,701.44, 2,549.19 and 1,211.93 is: 1,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.44 : 2,549.19 = 1,211.93 : x
  2. Step 2: Convert to fraction form
    1,701.44/2,549.19 = 1,211.93/x
  3. Step 3: Cross multiply
    1,701.44x = 2,549.19 × 1,211.93
  4. Step 4: Simplify right side
    1,701.44x = 3,089,439.84
  5. Step 5: Solve for x
    x = 3,089,439.84/1,701.44
  6. Step 6: Final answer
    x = 1,815.78

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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.