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Finding the Fourth Proportional to 7,265.88, 10,905.09 and 4,495.02

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Solution

The fourth proportional to 7,265.88, 10,905.09 and 4,495.02 is: 6,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.88 : 10,905.09 = 4,495.02 : x
  2. Step 2: Convert to fraction form
    7,265.88/10,905.09 = 4,495.02/x
  3. Step 3: Cross multiply
    7,265.88x = 10,905.09 × 4,495.02
  4. Step 4: Simplify right side
    7,265.88x = 49,018,597.65
  5. Step 5: Solve for x
    x = 49,018,597.65/7,265.88
  6. Step 6: Final answer
    x = 6,746.41

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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.