Home / 2,727.77-3,764.16-1,608.75

Finding the Fourth Proportional to 2,727.77, 3,764.16 and 1,608.75

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Solution

The fourth proportional to 2,727.77, 3,764.16 and 1,608.75 is: 2,219.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.77 : 3,764.16 = 1,608.75 : x
  2. Step 2: Convert to fraction form
    2,727.77/3,764.16 = 1,608.75/x
  3. Step 3: Cross multiply
    2,727.77x = 3,764.16 × 1,608.75
  4. Step 4: Simplify right side
    2,727.77x = 6,055,592.40
  5. Step 5: Solve for x
    x = 6,055,592.40/2,727.77
  6. Step 6: Final answer
    x = 2,219.98

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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.