Home / 4,683.25-7,018.36-3,638.48

Finding the Fourth Proportional to 4,683.25, 7,018.36 and 3,638.48

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Solution

The fourth proportional to 4,683.25, 7,018.36 and 3,638.48 is: 5,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.25 : 7,018.36 = 3,638.48 : x
  2. Step 2: Convert to fraction form
    4,683.25/7,018.36 = 3,638.48/x
  3. Step 3: Cross multiply
    4,683.25x = 7,018.36 × 3,638.48
  4. Step 4: Simplify right side
    4,683.25x = 25,536,170.94
  5. Step 5: Solve for x
    x = 25,536,170.94/4,683.25
  6. Step 6: Final answer
    x = 5,452.66

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1.5x scale

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.