Home / 2,652.46-3,976.14-1,265.42

Finding the Fourth Proportional to 2,652.46, 3,976.14 and 1,265.42

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Solution

The fourth proportional to 2,652.46, 3,976.14 and 1,265.42 is: 1,896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.46 : 3,976.14 = 1,265.42 : x
  2. Step 2: Convert to fraction form
    2,652.46/3,976.14 = 1,265.42/x
  3. Step 3: Cross multiply
    2,652.46x = 3,976.14 × 1,265.42
  4. Step 4: Simplify right side
    2,652.46x = 5,031,487.08
  5. Step 5: Solve for x
    x = 5,031,487.08/2,652.46
  6. Step 6: Final answer
    x = 1,896.91

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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.