Home / 8,695.21-11,997.37-5,867.83

Finding the Fourth Proportional to 8,695.21, 11,997.37 and 5,867.83

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Solution

The fourth proportional to 8,695.21, 11,997.37 and 5,867.83 is: 8,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.21 : 11,997.37 = 5,867.83 : x
  2. Step 2: Convert to fraction form
    8,695.21/11,997.37 = 5,867.83/x
  3. Step 3: Cross multiply
    8,695.21x = 11,997.37 × 5,867.83
  4. Step 4: Simplify right side
    8,695.21x = 70,398,527.61
  5. Step 5: Solve for x
    x = 70,398,527.61/8,695.21
  6. Step 6: Final answer
    x = 8,096.24

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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.