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Finding the Fourth Proportional to 3,296.63, 4,943.16 and 1,445.58

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Solution

The fourth proportional to 3,296.63, 4,943.16 and 1,445.58 is: 2,167.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.63 : 4,943.16 = 1,445.58 : x
  2. Step 2: Convert to fraction form
    3,296.63/4,943.16 = 1,445.58/x
  3. Step 3: Cross multiply
    3,296.63x = 4,943.16 × 1,445.58
  4. Step 4: Simplify right side
    3,296.63x = 7,145,733.23
  5. Step 5: Solve for x
    x = 7,145,733.23/3,296.63
  6. Step 6: Final answer
    x = 2,167.59

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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.