Home / 8,953.26-13,428.82-2,379.94

Finding the Fourth Proportional to 8,953.26, 13,428.82 and 2,379.94

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Solution

The fourth proportional to 8,953.26, 13,428.82 and 2,379.94 is: 3,569.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.26 : 13,428.82 = 2,379.94 : x
  2. Step 2: Convert to fraction form
    8,953.26/13,428.82 = 2,379.94/x
  3. Step 3: Cross multiply
    8,953.26x = 13,428.82 × 2,379.94
  4. Step 4: Simplify right side
    8,953.26x = 31,959,785.87
  5. Step 5: Solve for x
    x = 31,959,785.87/8,953.26
  6. Step 6: Final answer
    x = 3,569.63

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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.