Home / 6,331.43-8,737.36-3,679.36

Finding the Fourth Proportional to 6,331.43, 8,737.36 and 3,679.36

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Solution

The fourth proportional to 6,331.43, 8,737.36 and 3,679.36 is: 5,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.43 : 8,737.36 = 3,679.36 : x
  2. Step 2: Convert to fraction form
    6,331.43/8,737.36 = 3,679.36/x
  3. Step 3: Cross multiply
    6,331.43x = 8,737.36 × 3,679.36
  4. Step 4: Simplify right side
    6,331.43x = 32,147,861.85
  5. Step 5: Solve for x
    x = 32,147,861.85/6,331.43
  6. Step 6: Final answer
    x = 5,077.50

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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.