Home / 9,193.24-13,787.78-2,619.28

Finding the Fourth Proportional to 9,193.24, 13,787.78 and 2,619.28

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Solution

The fourth proportional to 9,193.24, 13,787.78 and 2,619.28 is: 3,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.24 : 13,787.78 = 2,619.28 : x
  2. Step 2: Convert to fraction form
    9,193.24/13,787.78 = 2,619.28/x
  3. Step 3: Cross multiply
    9,193.24x = 13,787.78 × 2,619.28
  4. Step 4: Simplify right side
    9,193.24x = 36,114,056.40
  5. Step 5: Solve for x
    x = 36,114,056.40/9,193.24
  6. Step 6: Final answer
    x = 3,928.33

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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.