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Finding the Fourth Proportional to 1,841.03, 2,759.67 and 607.64

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Solution

The fourth proportional to 1,841.03, 2,759.67 and 607.64 is: 910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.03 : 2,759.67 = 607.64 : x
  2. Step 2: Convert to fraction form
    1,841.03/2,759.67 = 607.64/x
  3. Step 3: Cross multiply
    1,841.03x = 2,759.67 × 607.64
  4. Step 4: Simplify right side
    1,841.03x = 1,676,872.08
  5. Step 5: Solve for x
    x = 1,676,872.08/1,841.03
  6. Step 6: Final answer
    x = 910.83

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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.