Home / 8,750.50-13,131.83-3,556.38

Finding the Fourth Proportional to 8,750.50, 13,131.83 and 3,556.38

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Solution

The fourth proportional to 8,750.50, 13,131.83 and 3,556.38 is: 5,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.50 : 13,131.83 = 3,556.38 : x
  2. Step 2: Convert to fraction form
    8,750.50/13,131.83 = 3,556.38/x
  3. Step 3: Cross multiply
    8,750.50x = 13,131.83 × 3,556.38
  4. Step 4: Simplify right side
    8,750.50x = 46,701,777.58
  5. Step 5: Solve for x
    x = 46,701,777.58/8,750.50
  6. Step 6: Final answer
    x = 5,337.04

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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.