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Finding the Fourth Proportional to 3,336.43, 5,001.17 and 1,255.00

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Solution

The fourth proportional to 3,336.43, 5,001.17 and 1,255.00 is: 1,881.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.43 : 5,001.17 = 1,255.00 : x
  2. Step 2: Convert to fraction form
    3,336.43/5,001.17 = 1,255.00/x
  3. Step 3: Cross multiply
    3,336.43x = 5,001.17 × 1,255.00
  4. Step 4: Simplify right side
    3,336.43x = 6,276,473.03
  5. Step 5: Solve for x
    x = 6,276,473.03/3,336.43
  6. Step 6: Final answer
    x = 1,881.19

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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.