Home / 11,566.24-17,345.78-4,169.75

Finding the Fourth Proportional to 11,566.24, 17,345.78 and 4,169.75

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Solution

The fourth proportional to 11,566.24, 17,345.78 and 4,169.75 is: 6,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.24 : 17,345.78 = 4,169.75 : x
  2. Step 2: Convert to fraction form
    11,566.24/17,345.78 = 4,169.75/x
  3. Step 3: Cross multiply
    11,566.24x = 17,345.78 × 4,169.75
  4. Step 4: Simplify right side
    11,566.24x = 72,327,474.21
  5. Step 5: Solve for x
    x = 72,327,474.21/11,566.24
  6. Step 6: Final answer
    x = 6,253.32

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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.