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Finding the Fourth Proportional to 4,768.88, 6,581.03 and 2,644.41

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Solution

The fourth proportional to 4,768.88, 6,581.03 and 2,644.41 is: 3,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.88 : 6,581.03 = 2,644.41 : x
  2. Step 2: Convert to fraction form
    4,768.88/6,581.03 = 2,644.41/x
  3. Step 3: Cross multiply
    4,768.88x = 6,581.03 × 2,644.41
  4. Step 4: Simplify right side
    4,768.88x = 17,402,928.32
  5. Step 5: Solve for x
    x = 17,402,928.32/4,768.88
  6. Step 6: Final answer
    x = 3,649.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.