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Finding the Fourth Proportional to 3,304.76, 4,957.12 and 996.26

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Solution

The fourth proportional to 3,304.76, 4,957.12 and 996.26 is: 1,494.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.76 : 4,957.12 = 996.26 : x
  2. Step 2: Convert to fraction form
    3,304.76/4,957.12 = 996.26/x
  3. Step 3: Cross multiply
    3,304.76x = 4,957.12 × 996.26
  4. Step 4: Simplify right side
    3,304.76x = 4,938,580.37
  5. Step 5: Solve for x
    x = 4,938,580.37/3,304.76
  6. Step 6: Final answer
    x = 1,494.38

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Double scale
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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.