Home / 4,967.87-6,855.77-2,729.95

Finding the Fourth Proportional to 4,967.87, 6,855.77 and 2,729.95

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Solution

The fourth proportional to 4,967.87, 6,855.77 and 2,729.95 is: 3,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.87 : 6,855.77 = 2,729.95 : x
  2. Step 2: Convert to fraction form
    4,967.87/6,855.77 = 2,729.95/x
  3. Step 3: Cross multiply
    4,967.87x = 6,855.77 × 2,729.95
  4. Step 4: Simplify right side
    4,967.87x = 18,715,937.56
  5. Step 5: Solve for x
    x = 18,715,937.56/4,967.87
  6. Step 6: Final answer
    x = 3,767.40

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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.