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Finding the Fourth Proportional to 5,707.93, 8,556.06 and 3,859.22

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Solution

The fourth proportional to 5,707.93, 8,556.06 and 3,859.22 is: 5,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.93 : 8,556.06 = 3,859.22 : x
  2. Step 2: Convert to fraction form
    5,707.93/8,556.06 = 3,859.22/x
  3. Step 3: Cross multiply
    5,707.93x = 8,556.06 × 3,859.22
  4. Step 4: Simplify right side
    5,707.93x = 33,019,717.87
  5. Step 5: Solve for x
    x = 33,019,717.87/5,707.93
  6. Step 6: Final answer
    x = 5,784.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.