Home / 5,861.35-8,088.42-3,208.70

Finding the Fourth Proportional to 5,861.35, 8,088.42 and 3,208.70

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Solution

The fourth proportional to 5,861.35, 8,088.42 and 3,208.70 is: 4,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.35 : 8,088.42 = 3,208.70 : x
  2. Step 2: Convert to fraction form
    5,861.35/8,088.42 = 3,208.70/x
  3. Step 3: Cross multiply
    5,861.35x = 8,088.42 × 3,208.70
  4. Step 4: Simplify right side
    5,861.35x = 25,953,313.25
  5. Step 5: Solve for x
    x = 25,953,313.25/5,861.35
  6. Step 6: Final answer
    x = 4,427.87

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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.