Home / 2,795.32-3,857.58-1,616.68

Finding the Fourth Proportional to 2,795.32, 3,857.58 and 1,616.68

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Solution

The fourth proportional to 2,795.32, 3,857.58 and 1,616.68 is: 2,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.32 : 3,857.58 = 1,616.68 : x
  2. Step 2: Convert to fraction form
    2,795.32/3,857.58 = 1,616.68/x
  3. Step 3: Cross multiply
    2,795.32x = 3,857.58 × 1,616.68
  4. Step 4: Simplify right side
    2,795.32x = 6,236,472.43
  5. Step 5: Solve for x
    x = 6,236,472.43/2,795.32
  6. Step 6: Final answer
    x = 2,231.04

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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.