Home / 4,245.60-6,373.80-2,272.80

Finding the Fourth Proportional to 4,245.60, 6,373.80 and 2,272.80

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Solution

The fourth proportional to 4,245.60, 6,373.80 and 2,272.80 is: 3,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.60 : 6,373.80 = 2,272.80 : x
  2. Step 2: Convert to fraction form
    4,245.60/6,373.80 = 2,272.80/x
  3. Step 3: Cross multiply
    4,245.60x = 6,373.80 × 2,272.80
  4. Step 4: Simplify right side
    4,245.60x = 14,486,372.64
  5. Step 5: Solve for x
    x = 14,486,372.64/4,245.60
  6. Step 6: Final answer
    x = 3,412.09

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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.