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Finding the Fourth Proportional to 1,932.63, 2,899.31 and 635.01

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Solution

The fourth proportional to 1,932.63, 2,899.31 and 635.01 is: 952.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.63 : 2,899.31 = 635.01 : x
  2. Step 2: Convert to fraction form
    1,932.63/2,899.31 = 635.01/x
  3. Step 3: Cross multiply
    1,932.63x = 2,899.31 × 635.01
  4. Step 4: Simplify right side
    1,932.63x = 1,841,087.67
  5. Step 5: Solve for x
    x = 1,841,087.67/1,932.63
  6. Step 6: Final answer
    x = 952.63

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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.