Home / 5,984.87-8,263.96-3,861.45

Finding the Fourth Proportional to 5,984.87, 8,263.96 and 3,861.45

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Solution

The fourth proportional to 5,984.87, 8,263.96 and 3,861.45 is: 5,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.87 : 8,263.96 = 3,861.45 : x
  2. Step 2: Convert to fraction form
    5,984.87/8,263.96 = 3,861.45/x
  3. Step 3: Cross multiply
    5,984.87x = 8,263.96 × 3,861.45
  4. Step 4: Simplify right side
    5,984.87x = 31,910,858.69
  5. Step 5: Solve for x
    x = 31,910,858.69/5,984.87
  6. Step 6: Final answer
    x = 5,331.93

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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.