Home / 1,850.06-2,551.95-1,260.86

Finding the Fourth Proportional to 1,850.06, 2,551.95 and 1,260.86

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Solution

The fourth proportional to 1,850.06, 2,551.95 and 1,260.86 is: 1,739.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.06 : 2,551.95 = 1,260.86 : x
  2. Step 2: Convert to fraction form
    1,850.06/2,551.95 = 1,260.86/x
  3. Step 3: Cross multiply
    1,850.06x = 2,551.95 × 1,260.86
  4. Step 4: Simplify right side
    1,850.06x = 3,217,651.68
  5. Step 5: Solve for x
    x = 3,217,651.68/1,850.06
  6. Step 6: Final answer
    x = 1,739.21

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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.