Home / 7,553.49-11,329.31-3,858.39

Finding the Fourth Proportional to 7,553.49, 11,329.31 and 3,858.39

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Solution

The fourth proportional to 7,553.49, 11,329.31 and 3,858.39 is: 5,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.49 : 11,329.31 = 3,858.39 : x
  2. Step 2: Convert to fraction form
    7,553.49/11,329.31 = 3,858.39/x
  3. Step 3: Cross multiply
    7,553.49x = 11,329.31 × 3,858.39
  4. Step 4: Simplify right side
    7,553.49x = 43,712,877.12
  5. Step 5: Solve for x
    x = 43,712,877.12/7,553.49
  6. Step 6: Final answer
    x = 5,787.11

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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.