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Finding the Fourth Proportional to 1,675.46, 2,512.84 and 635.10

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Solution

The fourth proportional to 1,675.46, 2,512.84 and 635.10 is: 952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.46 : 2,512.84 = 635.10 : x
  2. Step 2: Convert to fraction form
    1,675.46/2,512.84 = 635.10/x
  3. Step 3: Cross multiply
    1,675.46x = 2,512.84 × 635.10
  4. Step 4: Simplify right side
    1,675.46x = 1,595,901.51
  5. Step 5: Solve for x
    x = 1,595,901.51/1,675.46
  6. Step 6: Final answer
    x = 952.52

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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.