Home / 5,483.25-8,220.77-1,783.27

Finding the Fourth Proportional to 5,483.25, 8,220.77 and 1,783.27

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Solution

The fourth proportional to 5,483.25, 8,220.77 and 1,783.27 is: 2,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.25 : 8,220.77 = 1,783.27 : x
  2. Step 2: Convert to fraction form
    5,483.25/8,220.77 = 1,783.27/x
  3. Step 3: Cross multiply
    5,483.25x = 8,220.77 × 1,783.27
  4. Step 4: Simplify right side
    5,483.25x = 14,659,860.56
  5. Step 5: Solve for x
    x = 14,659,860.56/5,483.25
  6. Step 6: Final answer
    x = 2,673.57

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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.