Home / 11,484.75-17,231.22-5,645.46

Finding the Fourth Proportional to 11,484.75, 17,231.22 and 5,645.46

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Solution

The fourth proportional to 11,484.75, 17,231.22 and 5,645.46 is: 8,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.75 : 17,231.22 = 5,645.46 : x
  2. Step 2: Convert to fraction form
    11,484.75/17,231.22 = 5,645.46/x
  3. Step 3: Cross multiply
    11,484.75x = 17,231.22 × 5,645.46
  4. Step 4: Simplify right side
    11,484.75x = 97,278,163.26
  5. Step 5: Solve for x
    x = 97,278,163.26/11,484.75
  6. Step 6: Final answer
    x = 8,470.20

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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.