Home / 2,260.06-3,118.99-1,265.14

Finding the Fourth Proportional to 2,260.06, 3,118.99 and 1,265.14

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Solution

The fourth proportional to 2,260.06, 3,118.99 and 1,265.14 is: 1,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.06 : 3,118.99 = 1,265.14 : x
  2. Step 2: Convert to fraction form
    2,260.06/3,118.99 = 1,265.14/x
  3. Step 3: Cross multiply
    2,260.06x = 3,118.99 × 1,265.14
  4. Step 4: Simplify right side
    2,260.06x = 3,945,964.49
  5. Step 5: Solve for x
    x = 3,945,964.49/2,260.06
  6. Step 6: Final answer
    x = 1,745.95

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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.