Home / 4,129.37-6,194.46-1,356.05

Finding the Fourth Proportional to 4,129.37, 6,194.46 and 1,356.05

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Solution

The fourth proportional to 4,129.37, 6,194.46 and 1,356.05 is: 2,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.37 : 6,194.46 = 1,356.05 : x
  2. Step 2: Convert to fraction form
    4,129.37/6,194.46 = 1,356.05/x
  3. Step 3: Cross multiply
    4,129.37x = 6,194.46 × 1,356.05
  4. Step 4: Simplify right side
    4,129.37x = 8,399,966.51
  5. Step 5: Solve for x
    x = 8,399,966.51/4,129.37
  6. Step 6: Final answer
    x = 2,034.20

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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.