Home / 7,103.96-10,635.84-3,764.60

Finding the Fourth Proportional to 7,103.96, 10,635.84 and 3,764.60

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Solution

The fourth proportional to 7,103.96, 10,635.84 and 3,764.60 is: 5,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.96 : 10,635.84 = 3,764.60 : x
  2. Step 2: Convert to fraction form
    7,103.96/10,635.84 = 3,764.60/x
  3. Step 3: Cross multiply
    7,103.96x = 10,635.84 × 3,764.60
  4. Step 4: Simplify right side
    7,103.96x = 40,039,683.26
  5. Step 5: Solve for x
    x = 40,039,683.26/7,103.96
  6. Step 6: Final answer
    x = 5,636.25

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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.