Home / 11,273.33-16,915.30-5,032.78

Finding the Fourth Proportional to 11,273.33, 16,915.30 and 5,032.78

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Solution

The fourth proportional to 11,273.33, 16,915.30 and 5,032.78 is: 7,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.33 : 16,915.30 = 5,032.78 : x
  2. Step 2: Convert to fraction form
    11,273.33/16,915.30 = 5,032.78/x
  3. Step 3: Cross multiply
    11,273.33x = 16,915.30 × 5,032.78
  4. Step 4: Simplify right side
    11,273.33x = 85,130,928.66
  5. Step 5: Solve for x
    x = 85,130,928.66/11,273.33
  6. Step 6: Final answer
    x = 7,551.53

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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.