Home / 4,509.28-6,763.91-1,222.37

Finding the Fourth Proportional to 4,509.28, 6,763.91 and 1,222.37

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Solution

The fourth proportional to 4,509.28, 6,763.91 and 1,222.37 is: 1,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.28 : 6,763.91 = 1,222.37 : x
  2. Step 2: Convert to fraction form
    4,509.28/6,763.91 = 1,222.37/x
  3. Step 3: Cross multiply
    4,509.28x = 6,763.91 × 1,222.37
  4. Step 4: Simplify right side
    4,509.28x = 8,267,967.08
  5. Step 5: Solve for x
    x = 8,267,967.08/4,509.28
  6. Step 6: Final answer
    x = 1,833.54

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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.