Home / 4,575.43-6,314.39-2,806.80

Finding the Fourth Proportional to 4,575.43, 6,314.39 and 2,806.80

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Solution

The fourth proportional to 4,575.43, 6,314.39 and 2,806.80 is: 3,873.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.43 : 6,314.39 = 2,806.80 : x
  2. Step 2: Convert to fraction form
    4,575.43/6,314.39 = 2,806.80/x
  3. Step 3: Cross multiply
    4,575.43x = 6,314.39 × 2,806.80
  4. Step 4: Simplify right side
    4,575.43x = 17,723,229.85
  5. Step 5: Solve for x
    x = 17,723,229.85/4,575.43
  6. Step 6: Final answer
    x = 3,873.57

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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.