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Finding the Fourth Proportional to 2,684.13, 4,026.12 and 736.33

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Solution

The fourth proportional to 2,684.13, 4,026.12 and 736.33 is: 1,104.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.13 : 4,026.12 = 736.33 : x
  2. Step 2: Convert to fraction form
    2,684.13/4,026.12 = 736.33/x
  3. Step 3: Cross multiply
    2,684.13x = 4,026.12 × 736.33
  4. Step 4: Simplify right side
    2,684.13x = 2,964,552.94
  5. Step 5: Solve for x
    x = 2,964,552.94/2,684.13
  6. Step 6: Final answer
    x = 1,104.47

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1.5x scale

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.