Home / 1,805.25-2,693.91-1,610.85

Finding the Fourth Proportional to 1,805.25, 2,693.91 and 1,610.85

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Solution

The fourth proportional to 1,805.25, 2,693.91 and 1,610.85 is: 2,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.25 : 2,693.91 = 1,610.85 : x
  2. Step 2: Convert to fraction form
    1,805.25/2,693.91 = 1,610.85/x
  3. Step 3: Cross multiply
    1,805.25x = 2,693.91 × 1,610.85
  4. Step 4: Simplify right side
    1,805.25x = 4,339,484.92
  5. Step 5: Solve for x
    x = 4,339,484.92/1,805.25
  6. Step 6: Final answer
    x = 2,403.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.