Home / 3,683.28-5,524.80-1,491.96

Finding the Fourth Proportional to 3,683.28, 5,524.80 and 1,491.96

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Solution

The fourth proportional to 3,683.28, 5,524.80 and 1,491.96 is: 2,237.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.28 : 5,524.80 = 1,491.96 : x
  2. Step 2: Convert to fraction form
    3,683.28/5,524.80 = 1,491.96/x
  3. Step 3: Cross multiply
    3,683.28x = 5,524.80 × 1,491.96
  4. Step 4: Simplify right side
    3,683.28x = 8,242,780.61
  5. Step 5: Solve for x
    x = 8,242,780.61/3,683.28
  6. Step 6: Final answer
    x = 2,237.89

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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.