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Finding the Fourth Proportional to 1,730.55, 2,595.84 and 635.16

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Solution

The fourth proportional to 1,730.55, 2,595.84 and 635.16 is: 952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.55 : 2,595.84 = 635.16 : x
  2. Step 2: Convert to fraction form
    1,730.55/2,595.84 = 635.16/x
  3. Step 3: Cross multiply
    1,730.55x = 2,595.84 × 635.16
  4. Step 4: Simplify right side
    1,730.55x = 1,648,773.73
  5. Step 5: Solve for x
    x = 1,648,773.73/1,730.55
  6. Step 6: Final answer
    x = 952.75

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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.