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Finding the Fourth Proportional to 11,369.70, 17,023.06 and 5,811.07

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Solution

The fourth proportional to 11,369.70, 17,023.06 and 5,811.07 is: 8,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.70 : 17,023.06 = 5,811.07 : x
  2. Step 2: Convert to fraction form
    11,369.70/17,023.06 = 5,811.07/x
  3. Step 3: Cross multiply
    11,369.70x = 17,023.06 × 5,811.07
  4. Step 4: Simplify right side
    11,369.70x = 98,922,221.30
  5. Step 5: Solve for x
    x = 98,922,221.30/11,369.70
  6. Step 6: Final answer
    x = 8,700.51

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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.