Home / 8,456.24-11,669.64-4,918.52

Finding the Fourth Proportional to 8,456.24, 11,669.64 and 4,918.52

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Solution

The fourth proportional to 8,456.24, 11,669.64 and 4,918.52 is: 6,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.24 : 11,669.64 = 4,918.52 : x
  2. Step 2: Convert to fraction form
    8,456.24/11,669.64 = 4,918.52/x
  3. Step 3: Cross multiply
    8,456.24x = 11,669.64 × 4,918.52
  4. Step 4: Simplify right side
    8,456.24x = 57,397,357.73
  5. Step 5: Solve for x
    x = 57,397,357.73/8,456.24
  6. Step 6: Final answer
    x = 6,787.57

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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.