Home / 3,340.26-5,007.69-2,783.58

Finding the Fourth Proportional to 3,340.26, 5,007.69 and 2,783.58

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Solution

The fourth proportional to 3,340.26, 5,007.69 and 2,783.58 is: 4,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.26 : 5,007.69 = 2,783.58 : x
  2. Step 2: Convert to fraction form
    3,340.26/5,007.69 = 2,783.58/x
  3. Step 3: Cross multiply
    3,340.26x = 5,007.69 × 2,783.58
  4. Step 4: Simplify right side
    3,340.26x = 13,939,305.73
  5. Step 5: Solve for x
    x = 13,939,305.73/3,340.26
  6. Step 6: Final answer
    x = 4,173.12

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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.