Home / 5,861.16-8,783.82-2,159.91

Finding the Fourth Proportional to 5,861.16, 8,783.82 and 2,159.91

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Solution

The fourth proportional to 5,861.16, 8,783.82 and 2,159.91 is: 3,236.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.16 : 8,783.82 = 2,159.91 : x
  2. Step 2: Convert to fraction form
    5,861.16/8,783.82 = 2,159.91/x
  3. Step 3: Cross multiply
    5,861.16x = 8,783.82 × 2,159.91
  4. Step 4: Simplify right side
    5,861.16x = 18,972,260.66
  5. Step 5: Solve for x
    x = 18,972,260.66/5,861.16
  6. Step 6: Final answer
    x = 3,236.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.