Home / 5,057.82-7,587.33-4,781.34

Finding the Fourth Proportional to 5,057.82, 7,587.33 and 4,781.34

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Solution

The fourth proportional to 5,057.82, 7,587.33 and 4,781.34 is: 7,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.82 : 7,587.33 = 4,781.34 : x
  2. Step 2: Convert to fraction form
    5,057.82/7,587.33 = 4,781.34/x
  3. Step 3: Cross multiply
    5,057.82x = 7,587.33 × 4,781.34
  4. Step 4: Simplify right side
    5,057.82x = 36,277,604.42
  5. Step 5: Solve for x
    x = 36,277,604.42/5,057.82
  6. Step 6: Final answer
    x = 7,172.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.