Home / 3,019.24-4,528.70-827.92

Finding the Fourth Proportional to 3,019.24, 4,528.70 and 827.92

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Solution

The fourth proportional to 3,019.24, 4,528.70 and 827.92 is: 1,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.24 : 4,528.70 = 827.92 : x
  2. Step 2: Convert to fraction form
    3,019.24/4,528.70 = 827.92/x
  3. Step 3: Cross multiply
    3,019.24x = 4,528.70 × 827.92
  4. Step 4: Simplify right side
    3,019.24x = 3,749,401.30
  5. Step 5: Solve for x
    x = 3,749,401.30/3,019.24
  6. Step 6: Final answer
    x = 1,241.84

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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.