Home / 4,134.64-6,202.56-1,212.52

Finding the Fourth Proportional to 4,134.64, 6,202.56 and 1,212.52

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Solution

The fourth proportional to 4,134.64, 6,202.56 and 1,212.52 is: 1,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.64 : 6,202.56 = 1,212.52 : x
  2. Step 2: Convert to fraction form
    4,134.64/6,202.56 = 1,212.52/x
  3. Step 3: Cross multiply
    4,134.64x = 6,202.56 × 1,212.52
  4. Step 4: Simplify right side
    4,134.64x = 7,520,728.05
  5. Step 5: Solve for x
    x = 7,520,728.05/4,134.64
  6. Step 6: Final answer
    x = 1,818.96

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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.