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Finding the Fourth Proportional to 4,381.48, 6,571.84 and 1,748.88

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Solution

The fourth proportional to 4,381.48, 6,571.84 and 1,748.88 is: 2,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.48 : 6,571.84 = 1,748.88 : x
  2. Step 2: Convert to fraction form
    4,381.48/6,571.84 = 1,748.88/x
  3. Step 3: Cross multiply
    4,381.48x = 6,571.84 × 1,748.88
  4. Step 4: Simplify right side
    4,381.48x = 11,493,359.54
  5. Step 5: Solve for x
    x = 11,493,359.54/4,381.48
  6. Step 6: Final answer
    x = 2,623.17

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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.