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Finding the Fourth Proportional to 1,768.41, 2,646.41 and 1,452.38

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Solution

The fourth proportional to 1,768.41, 2,646.41 and 1,452.38 is: 2,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.41 : 2,646.41 = 1,452.38 : x
  2. Step 2: Convert to fraction form
    1,768.41/2,646.41 = 1,452.38/x
  3. Step 3: Cross multiply
    1,768.41x = 2,646.41 × 1,452.38
  4. Step 4: Simplify right side
    1,768.41x = 3,843,572.46
  5. Step 5: Solve for x
    x = 3,843,572.46/1,768.41
  6. Step 6: Final answer
    x = 2,173.46

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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.