Home / 3,243.39-4,865.79-1,052.34

Finding the Fourth Proportional to 3,243.39, 4,865.79 and 1,052.34

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Solution

The fourth proportional to 3,243.39, 4,865.79 and 1,052.34 is: 1,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.39 : 4,865.79 = 1,052.34 : x
  2. Step 2: Convert to fraction form
    3,243.39/4,865.79 = 1,052.34/x
  3. Step 3: Cross multiply
    3,243.39x = 4,865.79 × 1,052.34
  4. Step 4: Simplify right side
    3,243.39x = 5,120,465.45
  5. Step 5: Solve for x
    x = 5,120,465.45/3,243.39
  6. Step 6: Final answer
    x = 1,578.74

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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.