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Finding the Fourth Proportional to 3,368.38, 4,634.28 and 2,968.24

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Solution

The fourth proportional to 3,368.38, 4,634.28 and 2,968.24 is: 4,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.38 : 4,634.28 = 2,968.24 : x
  2. Step 2: Convert to fraction form
    3,368.38/4,634.28 = 2,968.24/x
  3. Step 3: Cross multiply
    3,368.38x = 4,634.28 × 2,968.24
  4. Step 4: Simplify right side
    3,368.38x = 13,755,655.27
  5. Step 5: Solve for x
    x = 13,755,655.27/3,368.38
  6. Step 6: Final answer
    x = 4,083.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.