Home / 5,519.14-8,277.80-2,742.86

Finding the Fourth Proportional to 5,519.14, 8,277.80 and 2,742.86

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Solution

The fourth proportional to 5,519.14, 8,277.80 and 2,742.86 is: 4,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.14 : 8,277.80 = 2,742.86 : x
  2. Step 2: Convert to fraction form
    5,519.14/8,277.80 = 2,742.86/x
  3. Step 3: Cross multiply
    5,519.14x = 8,277.80 × 2,742.86
  4. Step 4: Simplify right side
    5,519.14x = 22,704,853.49
  5. Step 5: Solve for x
    x = 22,704,853.49/5,519.14
  6. Step 6: Final answer
    x = 4,113.84

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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.