Home / 11,475.10-17,213.26-3,154.93

Finding the Fourth Proportional to 11,475.10, 17,213.26 and 3,154.93

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Solution

The fourth proportional to 11,475.10, 17,213.26 and 3,154.93 is: 4,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.10 : 17,213.26 = 3,154.93 : x
  2. Step 2: Convert to fraction form
    11,475.10/17,213.26 = 3,154.93/x
  3. Step 3: Cross multiply
    11,475.10x = 17,213.26 × 3,154.93
  4. Step 4: Simplify right side
    11,475.10x = 54,306,682.19
  5. Step 5: Solve for x
    x = 54,306,682.19/11,475.10
  6. Step 6: Final answer
    x = 4,732.57

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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.