Home / 5,207.63-7,186.55-2,849.93

Finding the Fourth Proportional to 5,207.63, 7,186.55 and 2,849.93

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Solution

The fourth proportional to 5,207.63, 7,186.55 and 2,849.93 is: 3,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.63 : 7,186.55 = 2,849.93 : x
  2. Step 2: Convert to fraction form
    5,207.63/7,186.55 = 2,849.93/x
  3. Step 3: Cross multiply
    5,207.63x = 7,186.55 × 2,849.93
  4. Step 4: Simplify right side
    5,207.63x = 20,481,114.26
  5. Step 5: Solve for x
    x = 20,481,114.26/5,207.63
  6. Step 6: Final answer
    x = 3,932.90

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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.