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Finding the Fourth Proportional to 4,613.50, 6,366.72 and 2,750.50

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Solution

The fourth proportional to 4,613.50, 6,366.72 and 2,750.50 is: 3,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.50 : 6,366.72 = 2,750.50 : x
  2. Step 2: Convert to fraction form
    4,613.50/6,366.72 = 2,750.50/x
  3. Step 3: Cross multiply
    4,613.50x = 6,366.72 × 2,750.50
  4. Step 4: Simplify right side
    4,613.50x = 17,511,663.36
  5. Step 5: Solve for x
    x = 17,511,663.36/4,613.50
  6. Step 6: Final answer
    x = 3,795.74

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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.