Home / 3,359.53-5,037.87-1,278.37

Finding the Fourth Proportional to 3,359.53, 5,037.87 and 1,278.37

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Solution

The fourth proportional to 3,359.53, 5,037.87 and 1,278.37 is: 1,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.53 : 5,037.87 = 1,278.37 : x
  2. Step 2: Convert to fraction form
    3,359.53/5,037.87 = 1,278.37/x
  3. Step 3: Cross multiply
    3,359.53x = 5,037.87 × 1,278.37
  4. Step 4: Simplify right side
    3,359.53x = 6,440,261.87
  5. Step 5: Solve for x
    x = 6,440,261.87/3,359.53
  6. Step 6: Final answer
    x = 1,917.01

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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.