Home / 3,808.16-5,714.70-1,616.84

Finding the Fourth Proportional to 3,808.16, 5,714.70 and 1,616.84

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Solution

The fourth proportional to 3,808.16, 5,714.70 and 1,616.84 is: 2,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.16 : 5,714.70 = 1,616.84 : x
  2. Step 2: Convert to fraction form
    3,808.16/5,714.70 = 1,616.84/x
  3. Step 3: Cross multiply
    3,808.16x = 5,714.70 × 1,616.84
  4. Step 4: Simplify right side
    3,808.16x = 9,239,755.55
  5. Step 5: Solve for x
    x = 9,239,755.55/3,808.16
  6. Step 6: Final answer
    x = 2,426.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.