Home / 8,916.48-13,359.67-5,791.82

Finding the Fourth Proportional to 8,916.48, 13,359.67 and 5,791.82

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Solution

The fourth proportional to 8,916.48, 13,359.67 and 5,791.82 is: 8,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.48 : 13,359.67 = 5,791.82 : x
  2. Step 2: Convert to fraction form
    8,916.48/13,359.67 = 5,791.82/x
  3. Step 3: Cross multiply
    8,916.48x = 13,359.67 × 5,791.82
  4. Step 4: Simplify right side
    8,916.48x = 77,376,722.62
  5. Step 5: Solve for x
    x = 77,376,722.62/8,916.48
  6. Step 6: Final answer
    x = 8,677.94

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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.