Home / 3,776.08-5,209.68-2,451.44

Finding the Fourth Proportional to 3,776.08, 5,209.68 and 2,451.44

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Solution

The fourth proportional to 3,776.08, 5,209.68 and 2,451.44 is: 3,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.08 : 5,209.68 = 2,451.44 : x
  2. Step 2: Convert to fraction form
    3,776.08/5,209.68 = 2,451.44/x
  3. Step 3: Cross multiply
    3,776.08x = 5,209.68 × 2,451.44
  4. Step 4: Simplify right side
    3,776.08x = 12,771,217.94
  5. Step 5: Solve for x
    x = 12,771,217.94/3,776.08
  6. Step 6: Final answer
    x = 3,382.14

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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.