Home / 9,025.81-13,539.99-2,786.33

Finding the Fourth Proportional to 9,025.81, 13,539.99 and 2,786.33

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Solution

The fourth proportional to 9,025.81, 13,539.99 and 2,786.33 is: 4,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.81 : 13,539.99 = 2,786.33 : x
  2. Step 2: Convert to fraction form
    9,025.81/13,539.99 = 2,786.33/x
  3. Step 3: Cross multiply
    9,025.81x = 13,539.99 × 2,786.33
  4. Step 4: Simplify right side
    9,025.81x = 37,726,880.34
  5. Step 5: Solve for x
    x = 37,726,880.34/9,025.81
  6. Step 6: Final answer
    x = 4,179.89

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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.