Home / 4,138.14-6,207.27-1,216.52

Finding the Fourth Proportional to 4,138.14, 6,207.27 and 1,216.52

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Solution

The fourth proportional to 4,138.14, 6,207.27 and 1,216.52 is: 1,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.14 : 6,207.27 = 1,216.52 : x
  2. Step 2: Convert to fraction form
    4,138.14/6,207.27 = 1,216.52/x
  3. Step 3: Cross multiply
    4,138.14x = 6,207.27 × 1,216.52
  4. Step 4: Simplify right side
    4,138.14x = 7,551,268.10
  5. Step 5: Solve for x
    x = 7,551,268.10/4,138.14
  6. Step 6: Final answer
    x = 1,824.80

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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.