Home / 5,468.28-8,198.18-2,345.74

Finding the Fourth Proportional to 5,468.28, 8,198.18 and 2,345.74

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Solution

The fourth proportional to 5,468.28, 8,198.18 and 2,345.74 is: 3,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.28 : 8,198.18 = 2,345.74 : x
  2. Step 2: Convert to fraction form
    5,468.28/8,198.18 = 2,345.74/x
  3. Step 3: Cross multiply
    5,468.28x = 8,198.18 × 2,345.74
  4. Step 4: Simplify right side
    5,468.28x = 19,230,798.75
  5. Step 5: Solve for x
    x = 19,230,798.75/5,468.28
  6. Step 6: Final answer
    x = 3,516.79

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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.