Home / 4,509.23-6,763.85-2,198.75

Finding the Fourth Proportional to 4,509.23, 6,763.85 and 2,198.75

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Solution

The fourth proportional to 4,509.23, 6,763.85 and 2,198.75 is: 3,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.23 : 6,763.85 = 2,198.75 : x
  2. Step 2: Convert to fraction form
    4,509.23/6,763.85 = 2,198.75/x
  3. Step 3: Cross multiply
    4,509.23x = 6,763.85 × 2,198.75
  4. Step 4: Simplify right side
    4,509.23x = 14,872,004.19
  5. Step 5: Solve for x
    x = 14,872,004.19/4,509.23
  6. Step 6: Final answer
    x = 3,298.13

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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.