Home / 4,786.89-7,173.84-2,316.81

Finding the Fourth Proportional to 4,786.89, 7,173.84 and 2,316.81

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Solution

The fourth proportional to 4,786.89, 7,173.84 and 2,316.81 is: 3,472.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.89 : 7,173.84 = 2,316.81 : x
  2. Step 2: Convert to fraction form
    4,786.89/7,173.84 = 2,316.81/x
  3. Step 3: Cross multiply
    4,786.89x = 7,173.84 × 2,316.81
  4. Step 4: Simplify right side
    4,786.89x = 16,620,424.25
  5. Step 5: Solve for x
    x = 16,620,424.25/4,786.89
  6. Step 6: Final answer
    x = 3,472.07

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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.