Home / 5,207.84-7,186.82-2,849.98

Finding the Fourth Proportional to 5,207.84, 7,186.82 and 2,849.98

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Solution

The fourth proportional to 5,207.84, 7,186.82 and 2,849.98 is: 3,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.84 : 7,186.82 = 2,849.98 : x
  2. Step 2: Convert to fraction form
    5,207.84/7,186.82 = 2,849.98/x
  3. Step 3: Cross multiply
    5,207.84x = 7,186.82 × 2,849.98
  4. Step 4: Simplify right side
    5,207.84x = 20,482,293.26
  5. Step 5: Solve for x
    x = 20,482,293.26/5,207.84
  6. Step 6: Final answer
    x = 3,932.97

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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.