Home / 9,115.39-13,674.20-3,568.00

Finding the Fourth Proportional to 9,115.39, 13,674.20 and 3,568.00

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Solution

The fourth proportional to 9,115.39, 13,674.20 and 3,568.00 is: 5,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.39 : 13,674.20 = 3,568.00 : x
  2. Step 2: Convert to fraction form
    9,115.39/13,674.20 = 3,568.00/x
  3. Step 3: Cross multiply
    9,115.39x = 13,674.20 × 3,568.00
  4. Step 4: Simplify right side
    9,115.39x = 48,789,539.28
  5. Step 5: Solve for x
    x = 48,789,539.28/9,115.39
  6. Step 6: Final answer
    x = 5,352.44

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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.