Home / 5,378.36-8,057.04-3,523.85

Finding the Fourth Proportional to 5,378.36, 8,057.04 and 3,523.85

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Solution

The fourth proportional to 5,378.36, 8,057.04 and 3,523.85 is: 5,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.36 : 8,057.04 = 3,523.85 : x
  2. Step 2: Convert to fraction form
    5,378.36/8,057.04 = 3,523.85/x
  3. Step 3: Cross multiply
    5,378.36x = 8,057.04 × 3,523.85
  4. Step 4: Simplify right side
    5,378.36x = 28,391,800.40
  5. Step 5: Solve for x
    x = 28,391,800.40/5,378.36
  6. Step 6: Final answer
    x = 5,278.90

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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.