Home / 4,375.50-6,561.09-1,601.79

Finding the Fourth Proportional to 4,375.50, 6,561.09 and 1,601.79

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Solution

The fourth proportional to 4,375.50, 6,561.09 and 1,601.79 is: 2,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.50 : 6,561.09 = 1,601.79 : x
  2. Step 2: Convert to fraction form
    4,375.50/6,561.09 = 1,601.79/x
  3. Step 3: Cross multiply
    4,375.50x = 6,561.09 × 1,601.79
  4. Step 4: Simplify right side
    4,375.50x = 10,509,488.35
  5. Step 5: Solve for x
    x = 10,509,488.35/4,375.50
  6. Step 6: Final answer
    x = 2,401.89

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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.