Home / 5,207.58-7,186.46-2,849.72

Finding the Fourth Proportional to 5,207.58, 7,186.46 and 2,849.72

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Solution

The fourth proportional to 5,207.58, 7,186.46 and 2,849.72 is: 3,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.58 : 7,186.46 = 2,849.72 : x
  2. Step 2: Convert to fraction form
    5,207.58/7,186.46 = 2,849.72/x
  3. Step 3: Cross multiply
    5,207.58x = 7,186.46 × 2,849.72
  4. Step 4: Simplify right side
    5,207.58x = 20,479,386.25
  5. Step 5: Solve for x
    x = 20,479,386.25/5,207.58
  6. Step 6: Final answer
    x = 3,932.61

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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.