Home / 5,861.16-8,088.36-3,208.56

Finding the Fourth Proportional to 5,861.16, 8,088.36 and 3,208.56

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Solution

The fourth proportional to 5,861.16, 8,088.36 and 3,208.56 is: 4,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.16 : 8,088.36 = 3,208.56 : x
  2. Step 2: Convert to fraction form
    5,861.16/8,088.36 = 3,208.56/x
  3. Step 3: Cross multiply
    5,861.16x = 8,088.36 × 3,208.56
  4. Step 4: Simplify right side
    5,861.16x = 25,951,988.36
  5. Step 5: Solve for x
    x = 25,951,988.36/5,861.16
  6. Step 6: Final answer
    x = 4,427.79

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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.