Home / 5,453.60-8,181.90-1,944.41

Finding the Fourth Proportional to 5,453.60, 8,181.90 and 1,944.41

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Solution

The fourth proportional to 5,453.60, 8,181.90 and 1,944.41 is: 2,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.60 : 8,181.90 = 1,944.41 : x
  2. Step 2: Convert to fraction form
    5,453.60/8,181.90 = 1,944.41/x
  3. Step 3: Cross multiply
    5,453.60x = 8,181.90 × 1,944.41
  4. Step 4: Simplify right side
    5,453.60x = 15,908,927.27
  5. Step 5: Solve for x
    x = 15,908,927.27/5,453.60
  6. Step 6: Final answer
    x = 2,917.14

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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.