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Finding the Fourth Proportional to 7,553.97, 11,338.16 and 4,637.97

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Solution

The fourth proportional to 7,553.97, 11,338.16 and 4,637.97 is: 6,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.97 : 11,338.16 = 4,637.97 : x
  2. Step 2: Convert to fraction form
    7,553.97/11,338.16 = 4,637.97/x
  3. Step 3: Cross multiply
    7,553.97x = 11,338.16 × 4,637.97
  4. Step 4: Simplify right side
    7,553.97x = 52,586,045.94
  5. Step 5: Solve for x
    x = 52,586,045.94/7,553.97
  6. Step 6: Final answer
    x = 6,961.38

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1.5x scale

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.