Home / 4,507.80-6,222.68-2,739.97

Finding the Fourth Proportional to 4,507.80, 6,222.68 and 2,739.97

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Solution

The fourth proportional to 4,507.80, 6,222.68 and 2,739.97 is: 3,782.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.80 : 6,222.68 = 2,739.97 : x
  2. Step 2: Convert to fraction form
    4,507.80/6,222.68 = 2,739.97/x
  3. Step 3: Cross multiply
    4,507.80x = 6,222.68 × 2,739.97
  4. Step 4: Simplify right side
    4,507.80x = 17,049,956.52
  5. Step 5: Solve for x
    x = 17,049,956.52/4,507.80
  6. Step 6: Final answer
    x = 3,782.32

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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.