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Finding the Fourth Proportional to 4,996.37, 7,503.07 and 4,787.39

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Solution

The fourth proportional to 4,996.37, 7,503.07 and 4,787.39 is: 7,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.37 : 7,503.07 = 4,787.39 : x
  2. Step 2: Convert to fraction form
    4,996.37/7,503.07 = 4,787.39/x
  3. Step 3: Cross multiply
    4,996.37x = 7,503.07 × 4,787.39
  4. Step 4: Simplify right side
    4,996.37x = 35,920,129.08
  5. Step 5: Solve for x
    x = 35,920,129.08/4,996.37
  6. Step 6: Final answer
    x = 7,189.24

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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.