Home / 3,056.39-4,575.56-2,279.80

Finding the Fourth Proportional to 3,056.39, 4,575.56 and 2,279.80

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Solution

The fourth proportional to 3,056.39, 4,575.56 and 2,279.80 is: 3,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.39 : 4,575.56 = 2,279.80 : x
  2. Step 2: Convert to fraction form
    3,056.39/4,575.56 = 2,279.80/x
  3. Step 3: Cross multiply
    3,056.39x = 4,575.56 × 2,279.80
  4. Step 4: Simplify right side
    3,056.39x = 10,431,327.41
  5. Step 5: Solve for x
    x = 10,431,327.41/3,056.39
  6. Step 6: Final answer
    x = 3,412.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.