Home / 4,782.92-7,163.97-2,312.54

Finding the Fourth Proportional to 4,782.92, 7,163.97 and 2,312.54

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Solution

The fourth proportional to 4,782.92, 7,163.97 and 2,312.54 is: 3,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.92 : 7,163.97 = 2,312.54 : x
  2. Step 2: Convert to fraction form
    4,782.92/7,163.97 = 2,312.54/x
  3. Step 3: Cross multiply
    4,782.92x = 7,163.97 × 2,312.54
  4. Step 4: Simplify right side
    4,782.92x = 16,566,931.36
  5. Step 5: Solve for x
    x = 16,566,931.36/4,782.92
  6. Step 6: Final answer
    x = 3,463.77

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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.