Home / 11,916.48-17,876.88-3,596.16

Finding the Fourth Proportional to 11,916.48, 17,876.88 and 3,596.16

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Solution

The fourth proportional to 11,916.48, 17,876.88 and 3,596.16 is: 5,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.48 : 17,876.88 = 3,596.16 : x
  2. Step 2: Convert to fraction form
    11,916.48/17,876.88 = 3,596.16/x
  3. Step 3: Cross multiply
    11,916.48x = 17,876.88 × 3,596.16
  4. Step 4: Simplify right side
    11,916.48x = 64,288,120.78
  5. Step 5: Solve for x
    x = 64,288,120.78/11,916.48
  6. Step 6: Final answer
    x = 5,394.89

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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.