Home / 4,769.24-7,150.96-2,136.28

Finding the Fourth Proportional to 4,769.24, 7,150.96 and 2,136.28

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Solution

The fourth proportional to 4,769.24, 7,150.96 and 2,136.28 is: 3,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.24 : 7,150.96 = 2,136.28 : x
  2. Step 2: Convert to fraction form
    4,769.24/7,150.96 = 2,136.28/x
  3. Step 3: Cross multiply
    4,769.24x = 7,150.96 × 2,136.28
  4. Step 4: Simplify right side
    4,769.24x = 15,276,452.83
  5. Step 5: Solve for x
    x = 15,276,452.83/4,769.24
  6. Step 6: Final answer
    x = 3,203.12

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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.