Home / 5,174.35-7,761.60-1,476.58

Finding the Fourth Proportional to 5,174.35, 7,761.60 and 1,476.58

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Solution

The fourth proportional to 5,174.35, 7,761.60 and 1,476.58 is: 2,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.35 : 7,761.60 = 1,476.58 : x
  2. Step 2: Convert to fraction form
    5,174.35/7,761.60 = 1,476.58/x
  3. Step 3: Cross multiply
    5,174.35x = 7,761.60 × 1,476.58
  4. Step 4: Simplify right side
    5,174.35x = 11,460,609.93
  5. Step 5: Solve for x
    x = 11,460,609.93/5,174.35
  6. Step 6: Final answer
    x = 2,214.89

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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.