Home / 5,446.07-7,514.79-3,087.75

Finding the Fourth Proportional to 5,446.07, 7,514.79 and 3,087.75

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Solution

The fourth proportional to 5,446.07, 7,514.79 and 3,087.75 is: 4,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.07 : 7,514.79 = 3,087.75 : x
  2. Step 2: Convert to fraction form
    5,446.07/7,514.79 = 3,087.75/x
  3. Step 3: Cross multiply
    5,446.07x = 7,514.79 × 3,087.75
  4. Step 4: Simplify right side
    5,446.07x = 23,203,792.82
  5. Step 5: Solve for x
    x = 23,203,792.82/5,446.07
  6. Step 6: Final answer
    x = 4,260.65

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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.