Home / 4,571.00-6,856.40-2,105.82

Finding the Fourth Proportional to 4,571.00, 6,856.40 and 2,105.82

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Solution

The fourth proportional to 4,571.00, 6,856.40 and 2,105.82 is: 3,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.00 : 6,856.40 = 2,105.82 : x
  2. Step 2: Convert to fraction form
    4,571.00/6,856.40 = 2,105.82/x
  3. Step 3: Cross multiply
    4,571.00x = 6,856.40 × 2,105.82
  4. Step 4: Simplify right side
    4,571.00x = 14,438,346.93
  5. Step 5: Solve for x
    x = 14,438,346.93/4,571.00
  6. Step 6: Final answer
    x = 3,158.68

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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.