Home / 5,716.20-7,895.91-4,601.31

Finding the Fourth Proportional to 5,716.20, 7,895.91 and 4,601.31

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Solution

The fourth proportional to 5,716.20, 7,895.91 and 4,601.31 is: 6,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.20 : 7,895.91 = 4,601.31 : x
  2. Step 2: Convert to fraction form
    5,716.20/7,895.91 = 4,601.31/x
  3. Step 3: Cross multiply
    5,716.20x = 7,895.91 × 4,601.31
  4. Step 4: Simplify right side
    5,716.20x = 36,331,529.64
  5. Step 5: Solve for x
    x = 36,331,529.64/5,716.20
  6. Step 6: Final answer
    x = 6,355.89

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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.