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Finding the Fourth Proportional to 3,359.01, 4,635.12 and 1,942.47

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Solution

The fourth proportional to 3,359.01, 4,635.12 and 1,942.47 is: 2,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.01 : 4,635.12 = 1,942.47 : x
  2. Step 2: Convert to fraction form
    3,359.01/4,635.12 = 1,942.47/x
  3. Step 3: Cross multiply
    3,359.01x = 4,635.12 × 1,942.47
  4. Step 4: Simplify right side
    3,359.01x = 9,003,581.55
  5. Step 5: Solve for x
    x = 9,003,581.55/3,359.01
  6. Step 6: Final answer
    x = 2,680.43

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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.