Home / 4,674.68-6,451.04-2,578.80

Finding the Fourth Proportional to 4,674.68, 6,451.04 and 2,578.80

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Solution

The fourth proportional to 4,674.68, 6,451.04 and 2,578.80 is: 3,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.68 : 6,451.04 = 2,578.80 : x
  2. Step 2: Convert to fraction form
    4,674.68/6,451.04 = 2,578.80/x
  3. Step 3: Cross multiply
    4,674.68x = 6,451.04 × 2,578.80
  4. Step 4: Simplify right side
    4,674.68x = 16,635,941.95
  5. Step 5: Solve for x
    x = 16,635,941.95/4,674.68
  6. Step 6: Final answer
    x = 3,558.73

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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.