Home / 1,773.92-2,450.40-1,608.32

Finding the Fourth Proportional to 1,773.92, 2,450.40 and 1,608.32

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Solution

The fourth proportional to 1,773.92, 2,450.40 and 1,608.32 is: 2,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.92 : 2,450.40 = 1,608.32 : x
  2. Step 2: Convert to fraction form
    1,773.92/2,450.40 = 1,608.32/x
  3. Step 3: Cross multiply
    1,773.92x = 2,450.40 × 1,608.32
  4. Step 4: Simplify right side
    1,773.92x = 3,941,027.33
  5. Step 5: Solve for x
    x = 3,941,027.33/1,773.92
  6. Step 6: Final answer
    x = 2,221.65

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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.