Home / 4,310.55-6,453.06-2,661.79

Finding the Fourth Proportional to 4,310.55, 6,453.06 and 2,661.79

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Solution

The fourth proportional to 4,310.55, 6,453.06 and 2,661.79 is: 3,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.55 : 6,453.06 = 2,661.79 : x
  2. Step 2: Convert to fraction form
    4,310.55/6,453.06 = 2,661.79/x
  3. Step 3: Cross multiply
    4,310.55x = 6,453.06 × 2,661.79
  4. Step 4: Simplify right side
    4,310.55x = 17,176,690.58
  5. Step 5: Solve for x
    x = 17,176,690.58/4,310.55
  6. Step 6: Final answer
    x = 3,984.80

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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.