Home / 3,683.36-5,520.66-1,491.80

Finding the Fourth Proportional to 3,683.36, 5,520.66 and 1,491.80

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Solution

The fourth proportional to 3,683.36, 5,520.66 and 1,491.80 is: 2,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.36 : 5,520.66 = 1,491.80 : x
  2. Step 2: Convert to fraction form
    3,683.36/5,520.66 = 1,491.80/x
  3. Step 3: Cross multiply
    3,683.36x = 5,520.66 × 1,491.80
  4. Step 4: Simplify right side
    3,683.36x = 8,235,720.59
  5. Step 5: Solve for x
    x = 8,235,720.59/3,683.36
  6. Step 6: Final answer
    x = 2,235.93

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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.