Home / 4,769.87-7,151.91-2,136.89

Finding the Fourth Proportional to 4,769.87, 7,151.91 and 2,136.89

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Solution

The fourth proportional to 4,769.87, 7,151.91 and 2,136.89 is: 3,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.87 : 7,151.91 = 2,136.89 : x
  2. Step 2: Convert to fraction form
    4,769.87/7,151.91 = 2,136.89/x
  3. Step 3: Cross multiply
    4,769.87x = 7,151.91 × 2,136.89
  4. Step 4: Simplify right side
    4,769.87x = 15,282,809.20
  5. Step 5: Solve for x
    x = 15,282,809.20/4,769.87
  6. Step 6: Final answer
    x = 3,204.03

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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.