Home / 5,636.22-7,777.70-3,083.92

Finding the Fourth Proportional to 5,636.22, 7,777.70 and 3,083.92

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Solution

The fourth proportional to 5,636.22, 7,777.70 and 3,083.92 is: 4,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.22 : 7,777.70 = 3,083.92 : x
  2. Step 2: Convert to fraction form
    5,636.22/7,777.70 = 3,083.92/x
  3. Step 3: Cross multiply
    5,636.22x = 7,777.70 × 3,083.92
  4. Step 4: Simplify right side
    5,636.22x = 23,985,844.93
  5. Step 5: Solve for x
    x = 23,985,844.93/5,636.22
  6. Step 6: Final answer
    x = 4,255.66

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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.