Home / 5,208.01-7,186.78-2,849.69

Finding the Fourth Proportional to 5,208.01, 7,186.78 and 2,849.69

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Solution

The fourth proportional to 5,208.01, 7,186.78 and 2,849.69 is: 3,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.01 : 7,186.78 = 2,849.69 : x
  2. Step 2: Convert to fraction form
    5,208.01/7,186.78 = 2,849.69/x
  3. Step 3: Cross multiply
    5,208.01x = 7,186.78 × 2,849.69
  4. Step 4: Simplify right side
    5,208.01x = 20,480,080.85
  5. Step 5: Solve for x
    x = 20,480,080.85/5,208.01
  6. Step 6: Final answer
    x = 3,932.42

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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.