Home / 8,751.50-13,133.33-3,557.38

Finding the Fourth Proportional to 8,751.50, 13,133.33 and 3,557.38

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Solution

The fourth proportional to 8,751.50, 13,133.33 and 3,557.38 is: 5,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.50 : 13,133.33 = 3,557.38 : x
  2. Step 2: Convert to fraction form
    8,751.50/13,133.33 = 3,557.38/x
  3. Step 3: Cross multiply
    8,751.50x = 13,133.33 × 3,557.38
  4. Step 4: Simplify right side
    8,751.50x = 46,720,245.48
  5. Step 5: Solve for x
    x = 46,720,245.48/8,751.50
  6. Step 6: Final answer
    x = 5,338.54

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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.