Home / 2,209.41-3,048.57-1,265.04

Finding the Fourth Proportional to 2,209.41, 3,048.57 and 1,265.04

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Solution

The fourth proportional to 2,209.41, 3,048.57 and 1,265.04 is: 1,745.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.41 : 3,048.57 = 1,265.04 : x
  2. Step 2: Convert to fraction form
    2,209.41/3,048.57 = 1,265.04/x
  3. Step 3: Cross multiply
    2,209.41x = 3,048.57 × 1,265.04
  4. Step 4: Simplify right side
    2,209.41x = 3,856,562.99
  5. Step 5: Solve for x
    x = 3,856,562.99/2,209.41
  6. Step 6: Final answer
    x = 1,745.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.