Home / 6,789.99-10,187.80-3,666.33

Finding the Fourth Proportional to 6,789.99, 10,187.80 and 3,666.33

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Solution

The fourth proportional to 6,789.99, 10,187.80 and 3,666.33 is: 5,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.99 : 10,187.80 = 3,666.33 : x
  2. Step 2: Convert to fraction form
    6,789.99/10,187.80 = 3,666.33/x
  3. Step 3: Cross multiply
    6,789.99x = 10,187.80 × 3,666.33
  4. Step 4: Simplify right side
    6,789.99x = 37,351,820.47
  5. Step 5: Solve for x
    x = 37,351,820.47/6,789.99
  6. Step 6: Final answer
    x = 5,501.01

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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.