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Finding the Fourth Proportional to 4,894.56, 6,754.59 and 2,905.29

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Solution

The fourth proportional to 4,894.56, 6,754.59 and 2,905.29 is: 4,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.56 : 6,754.59 = 2,905.29 : x
  2. Step 2: Convert to fraction form
    4,894.56/6,754.59 = 2,905.29/x
  3. Step 3: Cross multiply
    4,894.56x = 6,754.59 × 2,905.29
  4. Step 4: Simplify right side
    4,894.56x = 19,624,042.78
  5. Step 5: Solve for x
    x = 19,624,042.78/4,894.56
  6. Step 6: Final answer
    x = 4,009.36

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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.