Home / 7,455.75-11,176.29-3,076.89

Finding the Fourth Proportional to 7,455.75, 11,176.29 and 3,076.89

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Solution

The fourth proportional to 7,455.75, 11,176.29 and 3,076.89 is: 4,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.75 : 11,176.29 = 3,076.89 : x
  2. Step 2: Convert to fraction form
    7,455.75/11,176.29 = 3,076.89/x
  3. Step 3: Cross multiply
    7,455.75x = 11,176.29 × 3,076.89
  4. Step 4: Simplify right side
    7,455.75x = 34,388,214.94
  5. Step 5: Solve for x
    x = 34,388,214.94/7,455.75
  6. Step 6: Final answer
    x = 4,612.31

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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.