Home / 11,672.43-17,508.62-4,277.45

Finding the Fourth Proportional to 11,672.43, 17,508.62 and 4,277.45

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Solution

The fourth proportional to 11,672.43, 17,508.62 and 4,277.45 is: 6,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.43 : 17,508.62 = 4,277.45 : x
  2. Step 2: Convert to fraction form
    11,672.43/17,508.62 = 4,277.45/x
  3. Step 3: Cross multiply
    11,672.43x = 17,508.62 × 4,277.45
  4. Step 4: Simplify right side
    11,672.43x = 74,892,301.08
  5. Step 5: Solve for x
    x = 74,892,301.08/11,672.43
  6. Step 6: Final answer
    x = 6,416.17

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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.