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Finding the Fourth Proportional to 5,584.05, 7,707.15 and 3,695.94

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Solution

The fourth proportional to 5,584.05, 7,707.15 and 3,695.94 is: 5,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.05 : 7,707.15 = 3,695.94 : x
  2. Step 2: Convert to fraction form
    5,584.05/7,707.15 = 3,695.94/x
  3. Step 3: Cross multiply
    5,584.05x = 7,707.15 × 3,695.94
  4. Step 4: Simplify right side
    5,584.05x = 28,485,163.97
  5. Step 5: Solve for x
    x = 28,485,163.97/5,584.05
  6. Step 6: Final answer
    x = 5,101.17

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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.