Home / 4,185.15-6,273.79-1,409.88

Finding the Fourth Proportional to 4,185.15, 6,273.79 and 1,409.88

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Solution

The fourth proportional to 4,185.15, 6,273.79 and 1,409.88 is: 2,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.15 : 6,273.79 = 1,409.88 : x
  2. Step 2: Convert to fraction form
    4,185.15/6,273.79 = 1,409.88/x
  3. Step 3: Cross multiply
    4,185.15x = 6,273.79 × 1,409.88
  4. Step 4: Simplify right side
    4,185.15x = 8,845,291.05
  5. Step 5: Solve for x
    x = 8,845,291.05/4,185.15
  6. Step 6: Final answer
    x = 2,113.49

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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.