Home / 4,212.19-6,318.29-1,745.36

Finding the Fourth Proportional to 4,212.19, 6,318.29 and 1,745.36

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Solution

The fourth proportional to 4,212.19, 6,318.29 and 1,745.36 is: 2,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.19 : 6,318.29 = 1,745.36 : x
  2. Step 2: Convert to fraction form
    4,212.19/6,318.29 = 1,745.36/x
  3. Step 3: Cross multiply
    4,212.19x = 6,318.29 × 1,745.36
  4. Step 4: Simplify right side
    4,212.19x = 11,027,690.63
  5. Step 5: Solve for x
    x = 11,027,690.63/4,212.19
  6. Step 6: Final answer
    x = 2,618.04

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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.