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Finding the Fourth Proportional to 3,309.32, 4,955.07 and 1,746.09

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Solution

The fourth proportional to 3,309.32, 4,955.07 and 1,746.09 is: 2,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.32 : 4,955.07 = 1,746.09 : x
  2. Step 2: Convert to fraction form
    3,309.32/4,955.07 = 1,746.09/x
  3. Step 3: Cross multiply
    3,309.32x = 4,955.07 × 1,746.09
  4. Step 4: Simplify right side
    3,309.32x = 8,652,004.72
  5. Step 5: Solve for x
    x = 8,652,004.72/3,309.32
  6. Step 6: Final answer
    x = 2,614.43

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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.