Home / 5,125.02-7,072.82-3,001.96

Finding the Fourth Proportional to 5,125.02, 7,072.82 and 3,001.96

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Solution

The fourth proportional to 5,125.02, 7,072.82 and 3,001.96 is: 4,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.02 : 7,072.82 = 3,001.96 : x
  2. Step 2: Convert to fraction form
    5,125.02/7,072.82 = 3,001.96/x
  3. Step 3: Cross multiply
    5,125.02x = 7,072.82 × 3,001.96
  4. Step 4: Simplify right side
    5,125.02x = 21,232,327.82
  5. Step 5: Solve for x
    x = 21,232,327.82/5,125.02
  6. Step 6: Final answer
    x = 4,142.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.