Home / 11,922.33-16,453.13-6,545.01

Finding the Fourth Proportional to 11,922.33, 16,453.13 and 6,545.01

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Solution

The fourth proportional to 11,922.33, 16,453.13 and 6,545.01 is: 9,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.33 : 16,453.13 = 6,545.01 : x
  2. Step 2: Convert to fraction form
    11,922.33/16,453.13 = 6,545.01/x
  3. Step 3: Cross multiply
    11,922.33x = 16,453.13 × 6,545.01
  4. Step 4: Simplify right side
    11,922.33x = 107,685,867.66
  5. Step 5: Solve for x
    x = 107,685,867.66/11,922.33
  6. Step 6: Final answer
    x = 9,032.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.