Home / 5,813.60-8,021.84-3,824.96

Finding the Fourth Proportional to 5,813.60, 8,021.84 and 3,824.96

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Solution

The fourth proportional to 5,813.60, 8,021.84 and 3,824.96 is: 5,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.60 : 8,021.84 = 3,824.96 : x
  2. Step 2: Convert to fraction form
    5,813.60/8,021.84 = 3,824.96/x
  3. Step 3: Cross multiply
    5,813.60x = 8,021.84 × 3,824.96
  4. Step 4: Simplify right side
    5,813.60x = 30,683,217.13
  5. Step 5: Solve for x
    x = 30,683,217.13/5,813.60
  6. Step 6: Final answer
    x = 5,277.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.