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Finding the Fourth Proportional to 3,046.57, 4,567.54 and 965.38

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Solution

The fourth proportional to 3,046.57, 4,567.54 and 965.38 is: 1,447.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.57 : 4,567.54 = 965.38 : x
  2. Step 2: Convert to fraction form
    3,046.57/4,567.54 = 965.38/x
  3. Step 3: Cross multiply
    3,046.57x = 4,567.54 × 965.38
  4. Step 4: Simplify right side
    3,046.57x = 4,409,395.46
  5. Step 5: Solve for x
    x = 4,409,395.46/3,046.57
  6. Step 6: Final answer
    x = 1,447.33

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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.