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Finding the Fourth Proportional to 4,651.16, 6,961.08 and 2,539.88

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Solution

The fourth proportional to 4,651.16, 6,961.08 and 2,539.88 is: 3,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.16 : 6,961.08 = 2,539.88 : x
  2. Step 2: Convert to fraction form
    4,651.16/6,961.08 = 2,539.88/x
  3. Step 3: Cross multiply
    4,651.16x = 6,961.08 × 2,539.88
  4. Step 4: Simplify right side
    4,651.16x = 17,680,307.87
  5. Step 5: Solve for x
    x = 17,680,307.87/4,651.16
  6. Step 6: Final answer
    x = 3,801.27

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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.