Home / 4,043.64-6,065.56-1,121.94

Finding the Fourth Proportional to 4,043.64, 6,065.56 and 1,121.94

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Solution

The fourth proportional to 4,043.64, 6,065.56 and 1,121.94 is: 1,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.64 : 6,065.56 = 1,121.94 : x
  2. Step 2: Convert to fraction form
    4,043.64/6,065.56 = 1,121.94/x
  3. Step 3: Cross multiply
    4,043.64x = 6,065.56 × 1,121.94
  4. Step 4: Simplify right side
    4,043.64x = 6,805,194.39
  5. Step 5: Solve for x
    x = 6,805,194.39/4,043.64
  6. Step 6: Final answer
    x = 1,682.94

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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.