Home / 1,850.73-2,550.74-1,325.85

Finding the Fourth Proportional to 1,850.73, 2,550.74 and 1,325.85

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Solution

The fourth proportional to 1,850.73, 2,550.74 and 1,325.85 is: 1,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.73 : 2,550.74 = 1,325.85 : x
  2. Step 2: Convert to fraction form
    1,850.73/2,550.74 = 1,325.85/x
  3. Step 3: Cross multiply
    1,850.73x = 2,550.74 × 1,325.85
  4. Step 4: Simplify right side
    1,850.73x = 3,381,892.00
  5. Step 5: Solve for x
    x = 3,381,892.00/1,850.73
  6. Step 6: Final answer
    x = 1,827.33

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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.