Home / 9,853.44-14,787.68-3,619.36

Finding the Fourth Proportional to 9,853.44, 14,787.68 and 3,619.36

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Solution

The fourth proportional to 9,853.44, 14,787.68 and 3,619.36 is: 5,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.44 : 14,787.68 = 3,619.36 : x
  2. Step 2: Convert to fraction form
    9,853.44/14,787.68 = 3,619.36/x
  3. Step 3: Cross multiply
    9,853.44x = 14,787.68 × 3,619.36
  4. Step 4: Simplify right side
    9,853.44x = 53,521,937.48
  5. Step 5: Solve for x
    x = 53,521,937.48/9,853.44
  6. Step 6: Final answer
    x = 5,431.80

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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.