Home / 7,827.62-11,732.93-3,665.03

Finding the Fourth Proportional to 7,827.62, 11,732.93 and 3,665.03

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Solution

The fourth proportional to 7,827.62, 11,732.93 and 3,665.03 is: 5,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.62 : 11,732.93 = 3,665.03 : x
  2. Step 2: Convert to fraction form
    7,827.62/11,732.93 = 3,665.03/x
  3. Step 3: Cross multiply
    7,827.62x = 11,732.93 × 3,665.03
  4. Step 4: Simplify right side
    7,827.62x = 43,001,565.19
  5. Step 5: Solve for x
    x = 43,001,565.19/7,827.62
  6. Step 6: Final answer
    x = 5,493.57

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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.