Home / 5,861.10-8,088.40-3,208.45

Finding the Fourth Proportional to 5,861.10, 8,088.40 and 3,208.45

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Solution

The fourth proportional to 5,861.10, 8,088.40 and 3,208.45 is: 4,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.10 : 8,088.40 = 3,208.45 : x
  2. Step 2: Convert to fraction form
    5,861.10/8,088.40 = 3,208.45/x
  3. Step 3: Cross multiply
    5,861.10x = 8,088.40 × 3,208.45
  4. Step 4: Simplify right side
    5,861.10x = 25,951,239.18
  5. Step 5: Solve for x
    x = 25,951,239.18/5,861.10
  6. Step 6: Final answer
    x = 4,427.71

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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.