Home / 11,895.28-17,843.84-3,574.64

Finding the Fourth Proportional to 11,895.28, 17,843.84 and 3,574.64

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Solution

The fourth proportional to 11,895.28, 17,843.84 and 3,574.64 is: 5,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.28 : 17,843.84 = 3,574.64 : x
  2. Step 2: Convert to fraction form
    11,895.28/17,843.84 = 3,574.64/x
  3. Step 3: Cross multiply
    11,895.28x = 17,843.84 × 3,574.64
  4. Step 4: Simplify right side
    11,895.28x = 63,785,304.22
  5. Step 5: Solve for x
    x = 63,785,304.22/11,895.28
  6. Step 6: Final answer
    x = 5,362.24

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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.