Home / 9,910.61-14,865.87-2,515.04

Finding the Fourth Proportional to 9,910.61, 14,865.87 and 2,515.04

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Solution

The fourth proportional to 9,910.61, 14,865.87 and 2,515.04 is: 3,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.61 : 14,865.87 = 2,515.04 : x
  2. Step 2: Convert to fraction form
    9,910.61/14,865.87 = 2,515.04/x
  3. Step 3: Cross multiply
    9,910.61x = 14,865.87 × 2,515.04
  4. Step 4: Simplify right side
    9,910.61x = 37,388,183.36
  5. Step 5: Solve for x
    x = 37,388,183.36/9,910.61
  6. Step 6: Final answer
    x = 3,772.54

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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.