Home / 5,262.41-7,893.75-2,490.38

Finding the Fourth Proportional to 5,262.41, 7,893.75 and 2,490.38

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Solution

The fourth proportional to 5,262.41, 7,893.75 and 2,490.38 is: 3,735.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.41 : 7,893.75 = 2,490.38 : x
  2. Step 2: Convert to fraction form
    5,262.41/7,893.75 = 2,490.38/x
  3. Step 3: Cross multiply
    5,262.41x = 7,893.75 × 2,490.38
  4. Step 4: Simplify right side
    5,262.41x = 19,658,437.13
  5. Step 5: Solve for x
    x = 19,658,437.13/5,262.41
  6. Step 6: Final answer
    x = 3,735.63

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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.