Home / 4,231.56-6,347.58-1,634.47

Finding the Fourth Proportional to 4,231.56, 6,347.58 and 1,634.47

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Solution

The fourth proportional to 4,231.56, 6,347.58 and 1,634.47 is: 2,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.56 : 6,347.58 = 1,634.47 : x
  2. Step 2: Convert to fraction form
    4,231.56/6,347.58 = 1,634.47/x
  3. Step 3: Cross multiply
    4,231.56x = 6,347.58 × 1,634.47
  4. Step 4: Simplify right side
    4,231.56x = 10,374,929.08
  5. Step 5: Solve for x
    x = 10,374,929.08/4,231.56
  6. Step 6: Final answer
    x = 2,451.80

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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.