Home / 2,247.77-3,371.68-1,260.43

Finding the Fourth Proportional to 2,247.77, 3,371.68 and 1,260.43

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Solution

The fourth proportional to 2,247.77, 3,371.68 and 1,260.43 is: 1,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.77 : 3,371.68 = 1,260.43 : x
  2. Step 2: Convert to fraction form
    2,247.77/3,371.68 = 1,260.43/x
  3. Step 3: Cross multiply
    2,247.77x = 3,371.68 × 1,260.43
  4. Step 4: Simplify right side
    2,247.77x = 4,249,759.77
  5. Step 5: Solve for x
    x = 4,249,759.77/2,247.77
  6. Step 6: Final answer
    x = 1,890.65

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1.5x scale

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.