Home / 3,071.44-4,238.60-1,674.19

Finding the Fourth Proportional to 3,071.44, 4,238.60 and 1,674.19

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Solution

The fourth proportional to 3,071.44, 4,238.60 and 1,674.19 is: 2,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.44 : 4,238.60 = 1,674.19 : x
  2. Step 2: Convert to fraction form
    3,071.44/4,238.60 = 1,674.19/x
  3. Step 3: Cross multiply
    3,071.44x = 4,238.60 × 1,674.19
  4. Step 4: Simplify right side
    3,071.44x = 7,096,202.77
  5. Step 5: Solve for x
    x = 7,096,202.77/3,071.44
  6. Step 6: Final answer
    x = 2,310.38

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,072.44, 4,239.98 and 1,675.19
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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.