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Finding the Fourth Proportional to 4,872.55, 7,308.01 and 1,751.92

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Solution

The fourth proportional to 4,872.55, 7,308.01 and 1,751.92 is: 2,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.55 : 7,308.01 = 1,751.92 : x
  2. Step 2: Convert to fraction form
    4,872.55/7,308.01 = 1,751.92/x
  3. Step 3: Cross multiply
    4,872.55x = 7,308.01 × 1,751.92
  4. Step 4: Simplify right side
    4,872.55x = 12,803,003.58
  5. Step 5: Solve for x
    x = 12,803,003.58/4,872.55
  6. Step 6: Final answer
    x = 2,627.58

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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.