Home / 9,187.78-13,773.46-3,340.27

Finding the Fourth Proportional to 9,187.78, 13,773.46 and 3,340.27

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Solution

The fourth proportional to 9,187.78, 13,773.46 and 3,340.27 is: 5,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.78 : 13,773.46 = 3,340.27 : x
  2. Step 2: Convert to fraction form
    9,187.78/13,773.46 = 3,340.27/x
  3. Step 3: Cross multiply
    9,187.78x = 13,773.46 × 3,340.27
  4. Step 4: Simplify right side
    9,187.78x = 46,007,075.23
  5. Step 5: Solve for x
    x = 46,007,075.23/9,187.78
  6. Step 6: Final answer
    x = 5,007.42

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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.