Home / 9,115.69-13,674.27-2,541.94

Finding the Fourth Proportional to 9,115.69, 13,674.27 and 2,541.94

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Solution

The fourth proportional to 9,115.69, 13,674.27 and 2,541.94 is: 3,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.69 : 13,674.27 = 2,541.94 : x
  2. Step 2: Convert to fraction form
    9,115.69/13,674.27 = 2,541.94/x
  3. Step 3: Cross multiply
    9,115.69x = 13,674.27 × 2,541.94
  4. Step 4: Simplify right side
    9,115.69x = 34,759,173.88
  5. Step 5: Solve for x
    x = 34,759,173.88/9,115.69
  6. Step 6: Final answer
    x = 3,813.11

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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.