Home / 3,646.56-5,019.84-2,760.96

Finding the Fourth Proportional to 3,646.56, 5,019.84 and 2,760.96

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Solution

The fourth proportional to 3,646.56, 5,019.84 and 2,760.96 is: 3,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.56 : 5,019.84 = 2,760.96 : x
  2. Step 2: Convert to fraction form
    3,646.56/5,019.84 = 2,760.96/x
  3. Step 3: Cross multiply
    3,646.56x = 5,019.84 × 2,760.96
  4. Step 4: Simplify right side
    3,646.56x = 13,859,577.45
  5. Step 5: Solve for x
    x = 13,859,577.45/3,646.56
  6. Step 6: Final answer
    x = 3,800.73

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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.