Home / 9,115.46-13,673.96-2,541.65

Finding the Fourth Proportional to 9,115.46, 13,673.96 and 2,541.65

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Solution

The fourth proportional to 9,115.46, 13,673.96 and 2,541.65 is: 3,812.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.46 : 13,673.96 = 2,541.65 : x
  2. Step 2: Convert to fraction form
    9,115.46/13,673.96 = 2,541.65/x
  3. Step 3: Cross multiply
    9,115.46x = 13,673.96 × 2,541.65
  4. Step 4: Simplify right side
    9,115.46x = 34,754,420.43
  5. Step 5: Solve for x
    x = 34,754,420.43/9,115.46
  6. Step 6: Final answer
    x = 3,812.69

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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.