Home / 3,309.56-4,961.29-1,434.27

Finding the Fourth Proportional to 3,309.56, 4,961.29 and 1,434.27

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Solution

The fourth proportional to 3,309.56, 4,961.29 and 1,434.27 is: 2,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.56 : 4,961.29 = 1,434.27 : x
  2. Step 2: Convert to fraction form
    3,309.56/4,961.29 = 1,434.27/x
  3. Step 3: Cross multiply
    3,309.56x = 4,961.29 × 1,434.27
  4. Step 4: Simplify right side
    3,309.56x = 7,115,828.71
  5. Step 5: Solve for x
    x = 7,115,828.71/3,309.56
  6. Step 6: Final answer
    x = 2,150.09

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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.