Home / 5,861.50-8,089.83-3,378.94

Finding the Fourth Proportional to 5,861.50, 8,089.83 and 3,378.94

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Solution

The fourth proportional to 5,861.50, 8,089.83 and 3,378.94 is: 4,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.50 : 8,089.83 = 3,378.94 : x
  2. Step 2: Convert to fraction form
    5,861.50/8,089.83 = 3,378.94/x
  3. Step 3: Cross multiply
    5,861.50x = 8,089.83 × 3,378.94
  4. Step 4: Simplify right side
    5,861.50x = 27,335,050.18
  5. Step 5: Solve for x
    x = 27,335,050.18/5,861.50
  6. Step 6: Final answer
    x = 4,663.49

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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.