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Finding the Fourth Proportional to 6,495.84, 9,725.40 and 5,051.88

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Solution

The fourth proportional to 6,495.84, 9,725.40 and 5,051.88 is: 7,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.84 : 9,725.40 = 5,051.88 : x
  2. Step 2: Convert to fraction form
    6,495.84/9,725.40 = 5,051.88/x
  3. Step 3: Cross multiply
    6,495.84x = 9,725.40 × 5,051.88
  4. Step 4: Simplify right side
    6,495.84x = 49,131,553.75
  5. Step 5: Solve for x
    x = 49,131,553.75/6,495.84
  6. Step 6: Final answer
    x = 7,563.54

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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.