Home / 4,967.89-6,855.87-2,729.84

Finding the Fourth Proportional to 4,967.89, 6,855.87 and 2,729.84

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Solution

The fourth proportional to 4,967.89, 6,855.87 and 2,729.84 is: 3,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.89 : 6,855.87 = 2,729.84 : x
  2. Step 2: Convert to fraction form
    4,967.89/6,855.87 = 2,729.84/x
  3. Step 3: Cross multiply
    4,967.89x = 6,855.87 × 2,729.84
  4. Step 4: Simplify right side
    4,967.89x = 18,715,431.65
  5. Step 5: Solve for x
    x = 18,715,431.65/4,967.89
  6. Step 6: Final answer
    x = 3,767.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.