Home / 5,383.48-8,071.26-1,683.64

Finding the Fourth Proportional to 5,383.48, 8,071.26 and 1,683.64

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Solution

The fourth proportional to 5,383.48, 8,071.26 and 1,683.64 is: 2,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.48 : 8,071.26 = 1,683.64 : x
  2. Step 2: Convert to fraction form
    5,383.48/8,071.26 = 1,683.64/x
  3. Step 3: Cross multiply
    5,383.48x = 8,071.26 × 1,683.64
  4. Step 4: Simplify right side
    5,383.48x = 13,589,096.19
  5. Step 5: Solve for x
    x = 13,589,096.19/5,383.48
  6. Step 6: Final answer
    x = 2,524.22

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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.