Home / 7,174.13-10,761.08-2,957.33

Finding the Fourth Proportional to 7,174.13, 10,761.08 and 2,957.33

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Solution

The fourth proportional to 7,174.13, 10,761.08 and 2,957.33 is: 4,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.13 : 10,761.08 = 2,957.33 : x
  2. Step 2: Convert to fraction form
    7,174.13/10,761.08 = 2,957.33/x
  3. Step 3: Cross multiply
    7,174.13x = 10,761.08 × 2,957.33
  4. Step 4: Simplify right side
    7,174.13x = 31,823,996.12
  5. Step 5: Solve for x
    x = 31,823,996.12/7,174.13
  6. Step 6: Final answer
    x = 4,435.94

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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.