Home / 3,243.45-4,865.85-1,052.00

Finding the Fourth Proportional to 3,243.45, 4,865.85 and 1,052.00

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Solution

The fourth proportional to 3,243.45, 4,865.85 and 1,052.00 is: 1,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.45 : 4,865.85 = 1,052.00 : x
  2. Step 2: Convert to fraction form
    3,243.45/4,865.85 = 1,052.00/x
  3. Step 3: Cross multiply
    3,243.45x = 4,865.85 × 1,052.00
  4. Step 4: Simplify right side
    3,243.45x = 5,118,890.31
  5. Step 5: Solve for x
    x = 5,118,890.31/3,243.45
  6. Step 6: Final answer
    x = 1,578.23

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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.