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Finding the Fourth Proportional to 3,354.84, 4,629.96 and 1,957.56

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Solution

The fourth proportional to 3,354.84, 4,629.96 and 1,957.56 is: 2,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.84 : 4,629.96 = 1,957.56 : x
  2. Step 2: Convert to fraction form
    3,354.84/4,629.96 = 1,957.56/x
  3. Step 3: Cross multiply
    3,354.84x = 4,629.96 × 1,957.56
  4. Step 4: Simplify right side
    3,354.84x = 9,063,424.50
  5. Step 5: Solve for x
    x = 9,063,424.50/3,354.84
  6. Step 6: Final answer
    x = 2,701.60

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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.