Home / 4,449.09-6,136.77-2,678.85

Finding the Fourth Proportional to 4,449.09, 6,136.77 and 2,678.85

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Solution

The fourth proportional to 4,449.09, 6,136.77 and 2,678.85 is: 3,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.09 : 6,136.77 = 2,678.85 : x
  2. Step 2: Convert to fraction form
    4,449.09/6,136.77 = 2,678.85/x
  3. Step 3: Cross multiply
    4,449.09x = 6,136.77 × 2,678.85
  4. Step 4: Simplify right side
    4,449.09x = 16,439,486.31
  5. Step 5: Solve for x
    x = 16,439,486.31/4,449.09
  6. Step 6: Final answer
    x = 3,695.02

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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.